70520660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{16249}}^1$

素因数の和:16296

約数の個数: 48

約数和(自身を含む): 174720000

約数和(自身を除く): 104199340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 16249, 32498, 64996, 81245, 113743, 162490, 227486, 324980, 454972, 503719, 568715, 1007438, 1137430, 2014876, 2274860, 2518595, 3526033, 5037190, 7052066, 10074380, 14104132, 17630165, 35260330, 70520660]

約数ペア:

[(1, 70520660), (2, 35260330), (4, 17630165), (5, 14104132), (7, 10074380), (10, 7052066), (14, 5037190), (20, 3526033), (28, 2518595), (31, 2274860), (35, 2014876), (62, 1137430), (70, 1007438), (124, 568715), (140, 503719), (155, 454972), (217, 324980), (310, 227486), (434, 162490), (620, 113743), (868, 81245), (1085, 64996), (2170, 32498), (4340, 16249)]