2011974400

素因数分解:

$2^8\times 5^2\times {\mathrm{31}}^1\times {\mathrm{10141}}^1$

素因数の和:10198

約数の個数: 108

約数和(自身を含む): 5141101504

約数和(自身を除く): 3129127104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 124, 128, 155, 160, 200, 248, 256, 310, 320, 400, 496, 620, 640, 775, 800, 992, 1240, 1280, 1550, 1600, 1984, 2480, 3100, 3200, 3968, 4960, 6200, 6400, 7936, 9920, 10141, 12400, 19840, 20282, 24800, 39680, 40564, 49600, 50705, 81128, 99200, 101410, 162256, 198400, 202820, 253525, 314371, 324512, 405640, 507050, 628742, 649024, 811280, 1014100, 1257484, 1298048, 1571855, 1622560, 2028200, 2514968, 2596096, 3143710, 3245120, 4056400, 5029936, 6287420, 6490240, 7859275, 8112800, 10059872, 12574840, 12980480, 15718550, 16225600, 20119744, 25149680, 31437100, 32451200, 40239488, 50299360, 62874200, 64902400, 80478976, 100598720, 125748400, 201197440, 251496800, 402394880, 502993600, 1005987200, 2011974400]

約数ペア:

[(1, 2011974400), (2, 1005987200), (4, 502993600), (5, 402394880), (8, 251496800), (10, 201197440), (16, 125748400), (20, 100598720), (25, 80478976), (31, 64902400), (32, 62874200), (40, 50299360), (50, 40239488), (62, 32451200), (64, 31437100), (80, 25149680), (100, 20119744), (124, 16225600), (128, 15718550), (155, 12980480), (160, 12574840), (200, 10059872), (248, 8112800), (256, 7859275), (310, 6490240), (320, 6287420), (400, 5029936), (496, 4056400), (620, 3245120), (640, 3143710), (775, 2596096), (800, 2514968), (992, 2028200), (1240, 1622560), (1280, 1571855), (1550, 1298048), (1600, 1257484), (1984, 1014100), (2480, 811280), (3100, 649024), (3200, 628742), (3968, 507050), (4960, 405640), (6200, 324512), (6400, 314371), (7936, 253525), (9920, 202820), (10141, 198400), (12400, 162256), (19840, 101410), (20282, 99200), (24800, 81128), (39680, 50705), (40564, 49600)]