28063360

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3373}}^1$

素因数の和:3405

約数の個数: 64

約数和(自身を含む): 72271080

約数和(自身を除く): 44207720

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 260, 320, 416, 520, 640, 832, 1040, 1664, 2080, 3373, 4160, 6746, 8320, 13492, 16865, 26984, 33730, 43849, 53968, 67460, 87698, 107936, 134920, 175396, 215872, 219245, 269840, 350792, 431744, 438490, 539680, 701584, 876980, 1079360, 1403168, 1753960, 2158720, 2806336, 3507920, 5612672, 7015840, 14031680, 28063360]

約数ペア:

[(1, 28063360), (2, 14031680), (4, 7015840), (5, 5612672), (8, 3507920), (10, 2806336), (13, 2158720), (16, 1753960), (20, 1403168), (26, 1079360), (32, 876980), (40, 701584), (52, 539680), (64, 438490), (65, 431744), (80, 350792), (104, 269840), (128, 219245), (130, 215872), (160, 175396), (208, 134920), (260, 107936), (320, 87698), (416, 67460), (520, 53968), (640, 43849), (832, 33730), (1040, 26984), (1664, 16865), (2080, 13492), (3373, 8320), (4160, 6746)]