188757460

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^4\times {\mathrm{113}}^1$

素因数の和:190

約数の個数: 60

約数和(自身を含む): 424891908

約数和(自身を除く): 236134448

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 113, 170, 226, 289, 340, 452, 565, 578, 1130, 1156, 1445, 1921, 2260, 2890, 3842, 4913, 5780, 7684, 9605, 9826, 19210, 19652, 24565, 32657, 38420, 49130, 65314, 83521, 98260, 130628, 163285, 167042, 326570, 334084, 417605, 555169, 653140, 835210, 1110338, 1670420, 2220676, 2775845, 5551690, 9437873, 11103380, 18875746, 37751492, 47189365, 94378730, 188757460]

約数ペア:

[(1, 188757460), (2, 94378730), (4, 47189365), (5, 37751492), (10, 18875746), (17, 11103380), (20, 9437873), (34, 5551690), (68, 2775845), (85, 2220676), (113, 1670420), (170, 1110338), (226, 835210), (289, 653140), (340, 555169), (452, 417605), (565, 334084), (578, 326570), (1130, 167042), (1156, 163285), (1445, 130628), (1921, 98260), (2260, 83521), (2890, 65314), (3842, 49130), (4913, 38420), (5780, 32657), (7684, 24565), (9605, 19652), (9826, 19210)]