20235624990

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{383}}^1\times {\mathrm{5851}}^1$

素因数の和:6294

約数の個数: 128

約数和(自身を含む): 56952225792

約数和(自身を除く): 36716600802

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 43, 70, 86, 105, 129, 210, 215, 258, 301, 383, 430, 602, 645, 766, 903, 1149, 1290, 1505, 1806, 1915, 2298, 2681, 3010, 3830, 4515, 5362, 5745, 5851, 8043, 9030, 11490, 11702, 13405, 16086, 16469, 17553, 26810, 29255, 32938, 35106, 40215, 40957, 49407, 58510, 80430, 81914, 82345, 87765, 98814, 115283, 122871, 164690, 175530, 204785, 230566, 245742, 247035, 251593, 345849, 409570, 494070, 503186, 576415, 614355, 691698, 754779, 1152830, 1228710, 1257965, 1509558, 1729245, 1761151, 2240933, 2515930, 3458490, 3522302, 3773895, 4481866, 5283453, 6722799, 7547790, 8805755, 10566906, 11204665, 13445598, 15686531, 17611510, 22409330, 26417265, 31373062, 33613995, 47059593, 52834530, 67227990, 78432655, 94119186, 96360119, 156865310, 192720238, 235297965, 289080357, 470595930, 481800595, 578160714, 674520833, 963601190, 1349041666, 1445401785, 2023562499, 2890803570, 3372604165, 4047124998, 6745208330, 10117812495, 20235624990]

約数ペア:

[(1, 20235624990), (2, 10117812495), (3, 6745208330), (5, 4047124998), (6, 3372604165), (7, 2890803570), (10, 2023562499), (14, 1445401785), (15, 1349041666), (21, 963601190), (30, 674520833), (35, 578160714), (42, 481800595), (43, 470595930), (70, 289080357), (86, 235297965), (105, 192720238), (129, 156865310), (210, 96360119), (215, 94119186), (258, 78432655), (301, 67227990), (383, 52834530), (430, 47059593), (602, 33613995), (645, 31373062), (766, 26417265), (903, 22409330), (1149, 17611510), (1290, 15686531), (1505, 13445598), (1806, 11204665), (1915, 10566906), (2298, 8805755), (2681, 7547790), (3010, 6722799), (3830, 5283453), (4515, 4481866), (5362, 3773895), (5745, 3522302), (5851, 3458490), (8043, 2515930), (9030, 2240933), (11490, 1761151), (11702, 1729245), (13405, 1509558), (16086, 1257965), (16469, 1228710), (17553, 1152830), (26810, 754779), (29255, 691698), (32938, 614355), (35106, 576415), (40215, 503186), (40957, 494070), (49407, 409570), (58510, 345849), (80430, 251593), (81914, 247035), (82345, 245742), (87765, 230566), (98814, 204785), (115283, 175530), (122871, 164690)]