1849460

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:216

約数の個数: 48

約数和(自身を含む): 4247040

約数和(自身を除く): 2397580

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 76, 95, 124, 155, 157, 190, 310, 314, 380, 589, 620, 628, 785, 1178, 1570, 2356, 2945, 2983, 3140, 4867, 5890, 5966, 9734, 11780, 11932, 14915, 19468, 24335, 29830, 48670, 59660, 92473, 97340, 184946, 369892, 462365, 924730, 1849460]

約数ペア:

[(1, 1849460), (2, 924730), (4, 462365), (5, 369892), (10, 184946), (19, 97340), (20, 92473), (31, 59660), (38, 48670), (62, 29830), (76, 24335), (95, 19468), (124, 14915), (155, 11932), (157, 11780), (190, 9734), (310, 5966), (314, 5890), (380, 4867), (589, 3140), (620, 2983), (628, 2945), (785, 2356), (1178, 1570)]