490403140240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{471541481}}^1$

素因数の和:471541507

約数の個数: 40

約数和(自身を含む): 1227894019128

約数和(自身を除く): 737490878888

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 471541481, 943082962, 1886165924, 2357707405, 3772331848, 4715414810, 6130039253, 7544663696, 9430829620, 12260078506, 18861659240, 24520157012, 30650196265, 37723318480, 49040314024, 61300392530, 98080628048, 122600785060, 245201570120, 490403140240]

約数ペア:

[(1, 490403140240), (2, 245201570120), (4, 122600785060), (5, 98080628048), (8, 61300392530), (10, 49040314024), (13, 37723318480), (16, 30650196265), (20, 24520157012), (26, 18861659240), (40, 12260078506), (52, 9430829620), (65, 7544663696), (80, 6130039253), (104, 4715414810), (130, 3772331848), (208, 2357707405), (260, 1886165924), (520, 943082962), (1040, 471541481)]