380677940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{659}}^1\times {\mathrm{1699}}^1$

素因数の和:2384

約数の個数: 48

約数和(自身を含む): 848232000

約数和(自身を除く): 467554060

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 659, 1318, 1699, 2636, 3295, 3398, 6590, 6796, 8495, 11203, 13180, 16990, 22406, 28883, 33980, 44812, 56015, 57766, 112030, 115532, 144415, 224060, 288830, 577660, 1119641, 2239282, 4478564, 5598205, 11196410, 19033897, 22392820, 38067794, 76135588, 95169485, 190338970, 380677940]

約数ペア:

[(1, 380677940), (2, 190338970), (4, 95169485), (5, 76135588), (10, 38067794), (17, 22392820), (20, 19033897), (34, 11196410), (68, 5598205), (85, 4478564), (170, 2239282), (340, 1119641), (659, 577660), (1318, 288830), (1699, 224060), (2636, 144415), (3295, 115532), (3398, 112030), (6590, 57766), (6796, 56015), (8495, 44812), (11203, 33980), (13180, 28883), (16990, 22406)]