1445830840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1039}}^1\times {\mathrm{1831}}^1$

素因数の和:2900

約数の個数: 64

約数和(自身を含む): 3429504000

約数和(自身を除く): 1983673160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 1039, 1831, 2078, 3662, 4156, 5195, 7324, 8312, 9155, 10390, 14648, 18310, 19741, 20780, 34789, 36620, 39482, 41560, 69578, 73240, 78964, 98705, 139156, 157928, 173945, 197410, 278312, 347890, 394820, 695780, 789640, 1391560, 1902409, 3804818, 7609636, 9512045, 15219272, 19024090, 36145771, 38048180, 72291542, 76096360, 144583084, 180728855, 289166168, 361457710, 722915420, 1445830840]

約数ペア:

[(1, 1445830840), (2, 722915420), (4, 361457710), (5, 289166168), (8, 180728855), (10, 144583084), (19, 76096360), (20, 72291542), (38, 38048180), (40, 36145771), (76, 19024090), (95, 15219272), (152, 9512045), (190, 7609636), (380, 3804818), (760, 1902409), (1039, 1391560), (1831, 789640), (2078, 695780), (3662, 394820), (4156, 347890), (5195, 278312), (7324, 197410), (8312, 173945), (9155, 157928), (10390, 139156), (14648, 98705), (18310, 78964), (19741, 73240), (20780, 69578), (34789, 41560), (36620, 39482)]