1284519080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2470229}}^1$

素因数の和:2470253

約数の個数: 32

約数和(自身を含む): 3112489800

約数和(自身を除く): 1827970720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 2470229, 4940458, 9880916, 12351145, 19761832, 24702290, 32112977, 49404580, 64225954, 98809160, 128451908, 160564885, 256903816, 321129770, 642259540, 1284519080]

約数ペア:

[(1, 1284519080), (2, 642259540), (4, 321129770), (5, 256903816), (8, 160564885), (10, 128451908), (13, 98809160), (20, 64225954), (26, 49404580), (40, 32112977), (52, 24702290), (65, 19761832), (104, 12351145), (130, 9880916), (260, 4940458), (520, 2470229)]