836380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:130

約数の個数: 48

約数和(自身を含む): 1935360

約数和(自身を除く): 1098980

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 71, 76, 95, 124, 142, 155, 190, 284, 310, 355, 380, 589, 620, 710, 1178, 1349, 1420, 2201, 2356, 2698, 2945, 4402, 5396, 5890, 6745, 8804, 11005, 11780, 13490, 22010, 26980, 41819, 44020, 83638, 167276, 209095, 418190, 836380]

約数ペア:

[(1, 836380), (2, 418190), (4, 209095), (5, 167276), (10, 83638), (19, 44020), (20, 41819), (31, 26980), (38, 22010), (62, 13490), (71, 11780), (76, 11005), (95, 8804), (124, 6745), (142, 5890), (155, 5396), (190, 4402), (284, 2945), (310, 2698), (355, 2356), (380, 2201), (589, 1420), (620, 1349), (710, 1178)]