2109306830420

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{419}}^1\times {\mathrm{1621}}^1\times {\mathrm{5009}}^1$

素因数の和:7089

約数の個数: 96

約数和(自身を含む): 4587088665600

約数和(自身を除く): 2477781835180

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 419, 620, 838, 1621, 1676, 2095, 3242, 4190, 5009, 6484, 8105, 8380, 10018, 12989, 16210, 20036, 25045, 25978, 32420, 50090, 50251, 51956, 64945, 100180, 100502, 129890, 155279, 201004, 251255, 259780, 310558, 502510, 621116, 679199, 776395, 1005020, 1358398, 1552790, 2098771, 2716796, 3105580, 3395995, 4197542, 6791990, 8119589, 8395084, 10493855, 13583980, 16239178, 20987710, 21055169, 32478356, 40597945, 41975420, 42110338, 65061901, 81195890, 84220676, 105275845, 130123802, 162391780, 210551690, 251707259, 260247604, 325309505, 421103380, 503414518, 650619010, 1006829036, 1258536295, 1301238020, 2517072590, 3402107791, 5034145180, 6804215582, 13608431164, 17010538955, 34021077910, 68042155820, 105465341521, 210930683042, 421861366084, 527326707605, 1054653415210, 2109306830420]

約数ペア:

[(1, 2109306830420), (2, 1054653415210), (4, 527326707605), (5, 421861366084), (10, 210930683042), (20, 105465341521), (31, 68042155820), (62, 34021077910), (124, 17010538955), (155, 13608431164), (310, 6804215582), (419, 5034145180), (620, 3402107791), (838, 2517072590), (1621, 1301238020), (1676, 1258536295), (2095, 1006829036), (3242, 650619010), (4190, 503414518), (5009, 421103380), (6484, 325309505), (8105, 260247604), (8380, 251707259), (10018, 210551690), (12989, 162391780), (16210, 130123802), (20036, 105275845), (25045, 84220676), (25978, 81195890), (32420, 65061901), (50090, 42110338), (50251, 41975420), (51956, 40597945), (64945, 32478356), (100180, 21055169), (100502, 20987710), (129890, 16239178), (155279, 13583980), (201004, 10493855), (251255, 8395084), (259780, 8119589), (310558, 6791990), (502510, 4197542), (621116, 3395995), (679199, 3105580), (776395, 2716796), (1005020, 2098771), (1358398, 1552790)]