16433720

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{457}}^1$

素因数の和:528

約数の個数: 64

約数和(自身を含む): 39571200

約数和(自身を除く): 23137480

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 31, 40, 58, 62, 116, 124, 145, 155, 232, 248, 290, 310, 457, 580, 620, 899, 914, 1160, 1240, 1798, 1828, 2285, 3596, 3656, 4495, 4570, 7192, 8990, 9140, 13253, 14167, 17980, 18280, 26506, 28334, 35960, 53012, 56668, 66265, 70835, 106024, 113336, 132530, 141670, 265060, 283340, 410843, 530120, 566680, 821686, 1643372, 2054215, 3286744, 4108430, 8216860, 16433720]

約数ペア:

[(1, 16433720), (2, 8216860), (4, 4108430), (5, 3286744), (8, 2054215), (10, 1643372), (20, 821686), (29, 566680), (31, 530120), (40, 410843), (58, 283340), (62, 265060), (116, 141670), (124, 132530), (145, 113336), (155, 106024), (232, 70835), (248, 66265), (290, 56668), (310, 53012), (457, 35960), (580, 28334), (620, 26506), (899, 18280), (914, 17980), (1160, 14167), (1240, 13253), (1798, 9140), (1828, 8990), (2285, 7192), (3596, 4570), (3656, 4495)]