23538920

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{463}}^1$

素因数の和:546

約数の個数: 64

約数和(自身を含む): 56125440

約数和(自身を除く): 32586520

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 41, 62, 82, 124, 155, 164, 205, 248, 310, 328, 410, 463, 620, 820, 926, 1240, 1271, 1640, 1852, 2315, 2542, 3704, 4630, 5084, 6355, 9260, 10168, 12710, 14353, 18520, 18983, 25420, 28706, 37966, 50840, 57412, 71765, 75932, 94915, 114824, 143530, 151864, 189830, 287060, 379660, 574120, 588473, 759320, 1176946, 2353892, 2942365, 4707784, 5884730, 11769460, 23538920]

約数ペア:

[(1, 23538920), (2, 11769460), (4, 5884730), (5, 4707784), (8, 2942365), (10, 2353892), (20, 1176946), (31, 759320), (40, 588473), (41, 574120), (62, 379660), (82, 287060), (124, 189830), (155, 151864), (164, 143530), (205, 114824), (248, 94915), (310, 75932), (328, 71765), (410, 57412), (463, 50840), (620, 37966), (820, 28706), (926, 25420), (1240, 18983), (1271, 18520), (1640, 14353), (1852, 12710), (2315, 10168), (2542, 9260), (3704, 6355), (4630, 5084)]