3640720

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2677}}^1$

素因数の和:2707

約数の個数: 40

約数和(自身を含む): 8965944

約数和(自身を除く): 5325224

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 2677, 5354, 10708, 13385, 21416, 26770, 42832, 45509, 53540, 91018, 107080, 182036, 214160, 227545, 364072, 455090, 728144, 910180, 1820360, 3640720]

約数ペア:

[(1, 3640720), (2, 1820360), (4, 910180), (5, 728144), (8, 455090), (10, 364072), (16, 227545), (17, 214160), (20, 182036), (34, 107080), (40, 91018), (68, 53540), (80, 45509), (85, 42832), (136, 26770), (170, 21416), (272, 13385), (340, 10708), (680, 5354), (1360, 2677)]