19555440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{4793}}^1$

素因数の和:4826

約数の個数: 80

約数和(自身を含む): 64201248

約数和(自身を除く): 44645808

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 408, 510, 680, 816, 1020, 1360, 2040, 4080, 4793, 9586, 14379, 19172, 23965, 28758, 38344, 47930, 57516, 71895, 76688, 81481, 95860, 115032, 143790, 162962, 191720, 230064, 244443, 287580, 325924, 383440, 407405, 488886, 575160, 651848, 814810, 977772, 1150320, 1222215, 1303696, 1629620, 1955544, 2444430, 3259240, 3911088, 4888860, 6518480, 9777720, 19555440]

約数ペア:

[(1, 19555440), (2, 9777720), (3, 6518480), (4, 4888860), (5, 3911088), (6, 3259240), (8, 2444430), (10, 1955544), (12, 1629620), (15, 1303696), (16, 1222215), (17, 1150320), (20, 977772), (24, 814810), (30, 651848), (34, 575160), (40, 488886), (48, 407405), (51, 383440), (60, 325924), (68, 287580), (80, 244443), (85, 230064), (102, 191720), (120, 162962), (136, 143790), (170, 115032), (204, 95860), (240, 81481), (255, 76688), (272, 71895), (340, 57516), (408, 47930), (510, 38344), (680, 28758), (816, 23965), (1020, 19172), (1360, 14379), (2040, 9586), (4080, 4793)]