2010687640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{297439}}^1$

素因数の和:297476

約数の個数: 48

約数和(自身を含む): 4898836800

約数和(自身を除く): 2888149160

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1352, 1690, 3380, 6760, 297439, 594878, 1189756, 1487195, 2379512, 2974390, 3866707, 5948780, 7733414, 11897560, 15466828, 19333535, 30933656, 38667070, 50267191, 77334140, 100534382, 154668280, 201068764, 251335955, 402137528, 502671910, 1005343820, 2010687640]

約数ペア:

[(1, 2010687640), (2, 1005343820), (4, 502671910), (5, 402137528), (8, 251335955), (10, 201068764), (13, 154668280), (20, 100534382), (26, 77334140), (40, 50267191), (52, 38667070), (65, 30933656), (104, 19333535), (130, 15466828), (169, 11897560), (260, 7733414), (338, 5948780), (520, 3866707), (676, 2974390), (845, 2379512), (1352, 1487195), (1690, 1189756), (3380, 594878), (6760, 297439)]