420850912

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{2143}}^1$

素因数の和:2208

約数の個数: 72

約数和(自身を含む): 926323776

約数和(自身を除く): 505472864

約数列:

[1, 2, 4, 8, 16, 17, 19, 32, 34, 38, 68, 76, 136, 152, 272, 304, 323, 361, 544, 608, 646, 722, 1292, 1444, 2143, 2584, 2888, 4286, 5168, 5776, 6137, 8572, 10336, 11552, 12274, 17144, 24548, 34288, 36431, 40717, 49096, 68576, 72862, 81434, 98192, 145724, 162868, 196384, 291448, 325736, 582896, 651472, 692189, 773623, 1165792, 1302944, 1384378, 1547246, 2768756, 3094492, 5537512, 6188984, 11075024, 12377968, 13151591, 22150048, 24755936, 26303182, 52606364, 105212728, 210425456, 420850912]

約数ペア:

[(1, 420850912), (2, 210425456), (4, 105212728), (8, 52606364), (16, 26303182), (17, 24755936), (19, 22150048), (32, 13151591), (34, 12377968), (38, 11075024), (68, 6188984), (76, 5537512), (136, 3094492), (152, 2768756), (272, 1547246), (304, 1384378), (323, 1302944), (361, 1165792), (544, 773623), (608, 692189), (646, 651472), (722, 582896), (1292, 325736), (1444, 291448), (2143, 196384), (2584, 162868), (2888, 145724), (4286, 98192), (5168, 81434), (5776, 72862), (6137, 68576), (8572, 49096), (10336, 40717), (11552, 36431), (12274, 34288), (17144, 24548)]