919112840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{8009}}^1$

素因数の和:8190

約数の個数: 64

約数和(自身を含む): 2191536000

約数和(自身を除く): 1272423160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 151, 152, 190, 302, 380, 604, 755, 760, 1208, 1510, 2869, 3020, 5738, 6040, 8009, 11476, 14345, 16018, 22952, 28690, 32036, 40045, 57380, 64072, 80090, 114760, 152171, 160180, 304342, 320360, 608684, 760855, 1209359, 1217368, 1521710, 2418718, 3043420, 4837436, 6046795, 6086840, 9674872, 12093590, 22977821, 24187180, 45955642, 48374360, 91911284, 114889105, 183822568, 229778210, 459556420, 919112840]

約数ペア:

[(1, 919112840), (2, 459556420), (4, 229778210), (5, 183822568), (8, 114889105), (10, 91911284), (19, 48374360), (20, 45955642), (38, 24187180), (40, 22977821), (76, 12093590), (95, 9674872), (151, 6086840), (152, 6046795), (190, 4837436), (302, 3043420), (380, 2418718), (604, 1521710), (755, 1217368), (760, 1209359), (1208, 760855), (1510, 608684), (2869, 320360), (3020, 304342), (5738, 160180), (6040, 152171), (8009, 114760), (11476, 80090), (14345, 64072), (16018, 57380), (22952, 40045), (28690, 32036)]