1294496320

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{311177}}^1$

素因数の和:311207

約数の個数: 56

約数和(自身を含む): 3319646904

約数和(自身を除く): 2025150584

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 311177, 622354, 1244708, 1555885, 2489416, 3111770, 4045301, 4978832, 6223540, 8090602, 9957664, 12447080, 16181204, 19915328, 20226505, 24894160, 32362408, 40453010, 49788320, 64724816, 80906020, 99576640, 129449632, 161812040, 258899264, 323624080, 647248160, 1294496320]

約数ペア:

[(1, 1294496320), (2, 647248160), (4, 323624080), (5, 258899264), (8, 161812040), (10, 129449632), (13, 99576640), (16, 80906020), (20, 64724816), (26, 49788320), (32, 40453010), (40, 32362408), (52, 24894160), (64, 20226505), (65, 19915328), (80, 16181204), (104, 12447080), (130, 9957664), (160, 8090602), (208, 6223540), (260, 4978832), (320, 4045301), (416, 3111770), (520, 2489416), (832, 1555885), (1040, 1244708), (2080, 622354), (4160, 311177)]