16017820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{677}}^1$

素因数の和:719

約数の個数: 72

約数和(自身を含む): 41688864

約数和(自身を除く): 25671044

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 169, 182, 260, 338, 364, 455, 676, 677, 845, 910, 1183, 1354, 1690, 1820, 2366, 2708, 3380, 3385, 4732, 4739, 5915, 6770, 8801, 9478, 11830, 13540, 17602, 18956, 23660, 23695, 35204, 44005, 47390, 61607, 88010, 94780, 114413, 123214, 176020, 228826, 246428, 308035, 457652, 572065, 616070, 800891, 1144130, 1232140, 1601782, 2288260, 3203564, 4004455, 8008910, 16017820]

約数ペア:

[(1, 16017820), (2, 8008910), (4, 4004455), (5, 3203564), (7, 2288260), (10, 1601782), (13, 1232140), (14, 1144130), (20, 800891), (26, 616070), (28, 572065), (35, 457652), (52, 308035), (65, 246428), (70, 228826), (91, 176020), (130, 123214), (140, 114413), (169, 94780), (182, 88010), (260, 61607), (338, 47390), (364, 44005), (455, 35204), (676, 23695), (677, 23660), (845, 18956), (910, 17602), (1183, 13540), (1354, 11830), (1690, 9478), (1820, 8801), (2366, 6770), (2708, 5915), (3380, 4739), (3385, 4732)]