19612903920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2636143}}^1$

素因数の和:2636190

約数の個数: 80

約数和(自身を含む): 62761316352

約数和(自身を除く): 43148412432

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 2636143, 5272286, 7908429, 10544572, 13180715, 15816858, 21089144, 26361430, 31633716, 39542145, 42178288, 52722860, 63267432, 79084290, 81720433, 105445720, 126534864, 158168580, 163440866, 210891440, 245161299, 316337160, 326881732, 408602165, 490322598, 632674320, 653763464, 817204330, 980645196, 1225806495, 1307526928, 1634408660, 1961290392, 2451612990, 3268817320, 3922580784, 4903225980, 6537634640, 9806451960, 19612903920]

約数ペア:

[(1, 19612903920), (2, 9806451960), (3, 6537634640), (4, 4903225980), (5, 3922580784), (6, 3268817320), (8, 2451612990), (10, 1961290392), (12, 1634408660), (15, 1307526928), (16, 1225806495), (20, 980645196), (24, 817204330), (30, 653763464), (31, 632674320), (40, 490322598), (48, 408602165), (60, 326881732), (62, 316337160), (80, 245161299), (93, 210891440), (120, 163440866), (124, 158168580), (155, 126534864), (186, 105445720), (240, 81720433), (248, 79084290), (310, 63267432), (372, 52722860), (465, 42178288), (496, 39542145), (620, 31633716), (744, 26361430), (930, 21089144), (1240, 15816858), (1488, 13180715), (1860, 10544572), (2480, 7908429), (3720, 5272286), (7440, 2636143)]