124609820

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{199}}^1\times {\mathrm{239}}^1$

素因数の和:578

約数の個数: 48

約数和(自身を含む): 266112000

約数和(自身を除く): 141502180

約数列:

[1, 2, 4, 5, 10, 20, 131, 199, 239, 262, 398, 478, 524, 655, 796, 956, 995, 1195, 1310, 1990, 2390, 2620, 3980, 4780, 26069, 31309, 47561, 52138, 62618, 95122, 104276, 125236, 130345, 156545, 190244, 237805, 260690, 313090, 475610, 521380, 626180, 951220, 6230491, 12460982, 24921964, 31152455, 62304910, 124609820]

約数ペア:

[(1, 124609820), (2, 62304910), (4, 31152455), (5, 24921964), (10, 12460982), (20, 6230491), (131, 951220), (199, 626180), (239, 521380), (262, 475610), (398, 313090), (478, 260690), (524, 237805), (655, 190244), (796, 156545), (956, 130345), (995, 125236), (1195, 104276), (1310, 95122), (1990, 62618), (2390, 52138), (2620, 47561), (3980, 31309), (4780, 26069)]