28643070

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1621}}^1$

素因数の和:1681

約数の個数: 64

約数和(自身を含む): 74741760

約数和(自身を除く): 46098690

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 31, 38, 57, 62, 93, 95, 114, 155, 186, 190, 285, 310, 465, 570, 589, 930, 1178, 1621, 1767, 2945, 3242, 3534, 4863, 5890, 8105, 8835, 9726, 16210, 17670, 24315, 30799, 48630, 50251, 61598, 92397, 100502, 150753, 153995, 184794, 251255, 301506, 307990, 461985, 502510, 753765, 923970, 954769, 1507530, 1909538, 2864307, 4773845, 5728614, 9547690, 14321535, 28643070]

約数ペア:

[(1, 28643070), (2, 14321535), (3, 9547690), (5, 5728614), (6, 4773845), (10, 2864307), (15, 1909538), (19, 1507530), (30, 954769), (31, 923970), (38, 753765), (57, 502510), (62, 461985), (93, 307990), (95, 301506), (114, 251255), (155, 184794), (186, 153995), (190, 150753), (285, 100502), (310, 92397), (465, 61598), (570, 50251), (589, 48630), (930, 30799), (1178, 24315), (1621, 17670), (1767, 16210), (2945, 9726), (3242, 8835), (3534, 8105), (4863, 5890)]