28468540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1$

素因数の和:167

約数の個数: 96

約数和(自身を含む): 68027904

約数和(自身を除く): 39559364

約数列:

[1, 2, 4, 5, 10, 17, 20, 31, 34, 37, 62, 68, 73, 74, 85, 124, 146, 148, 155, 170, 185, 292, 310, 340, 365, 370, 527, 620, 629, 730, 740, 1054, 1147, 1241, 1258, 1460, 2108, 2263, 2294, 2482, 2516, 2635, 2701, 3145, 4526, 4588, 4964, 5270, 5402, 5735, 6205, 6290, 9052, 10540, 10804, 11315, 11470, 12410, 12580, 13505, 19499, 22630, 22940, 24820, 27010, 38471, 38998, 45260, 45917, 54020, 76942, 77996, 83731, 91834, 97495, 153884, 167462, 183668, 192355, 194990, 229585, 334924, 384710, 389980, 418655, 459170, 769420, 837310, 918340, 1423427, 1674620, 2846854, 5693708, 7117135, 14234270, 28468540]

約数ペア:

[(1, 28468540), (2, 14234270), (4, 7117135), (5, 5693708), (10, 2846854), (17, 1674620), (20, 1423427), (31, 918340), (34, 837310), (37, 769420), (62, 459170), (68, 418655), (73, 389980), (74, 384710), (85, 334924), (124, 229585), (146, 194990), (148, 192355), (155, 183668), (170, 167462), (185, 153884), (292, 97495), (310, 91834), (340, 83731), (365, 77996), (370, 76942), (527, 54020), (620, 45917), (629, 45260), (730, 38998), (740, 38471), (1054, 27010), (1147, 24820), (1241, 22940), (1258, 22630), (1460, 19499), (2108, 13505), (2263, 12580), (2294, 12410), (2482, 11470), (2516, 11315), (2635, 10804), (2701, 10540), (3145, 9052), (4526, 6290), (4588, 6205), (4964, 5735), (5270, 5402)]