16973840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{859}}^1$

素因数の和:904

約数の個数: 80

約数和(自身を含む): 44788800

約数和(自身を除く): 27814960

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 190, 208, 247, 260, 304, 380, 494, 520, 760, 859, 988, 1040, 1235, 1520, 1718, 1976, 2470, 3436, 3952, 4295, 4940, 6872, 8590, 9880, 11167, 13744, 16321, 17180, 19760, 22334, 32642, 34360, 44668, 55835, 65284, 68720, 81605, 89336, 111670, 130568, 163210, 178672, 212173, 223340, 261136, 326420, 424346, 446680, 652840, 848692, 893360, 1060865, 1305680, 1697384, 2121730, 3394768, 4243460, 8486920, 16973840]

約数ペア:

[(1, 16973840), (2, 8486920), (4, 4243460), (5, 3394768), (8, 2121730), (10, 1697384), (13, 1305680), (16, 1060865), (19, 893360), (20, 848692), (26, 652840), (38, 446680), (40, 424346), (52, 326420), (65, 261136), (76, 223340), (80, 212173), (95, 178672), (104, 163210), (130, 130568), (152, 111670), (190, 89336), (208, 81605), (247, 68720), (260, 65284), (304, 55835), (380, 44668), (494, 34360), (520, 32642), (760, 22334), (859, 19760), (988, 17180), (1040, 16321), (1235, 13744), (1520, 11167), (1718, 9880), (1976, 8590), (2470, 6872), (3436, 4940), (3952, 4295)]