4685780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{59}}^1$

素因数の和:117

約数の個数: 72

約数和(自身を含む): 11521440

約数和(自身を除く): 6835660

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 59, 76, 95, 110, 118, 190, 209, 220, 236, 295, 361, 380, 418, 590, 649, 722, 836, 1045, 1121, 1180, 1298, 1444, 1805, 2090, 2242, 2596, 3245, 3610, 3971, 4180, 4484, 5605, 6490, 7220, 7942, 11210, 12331, 12980, 15884, 19855, 21299, 22420, 24662, 39710, 42598, 49324, 61655, 79420, 85196, 106495, 123310, 212990, 234289, 246620, 425980, 468578, 937156, 1171445, 2342890, 4685780]

約数ペア:

[(1, 4685780), (2, 2342890), (4, 1171445), (5, 937156), (10, 468578), (11, 425980), (19, 246620), (20, 234289), (22, 212990), (38, 123310), (44, 106495), (55, 85196), (59, 79420), (76, 61655), (95, 49324), (110, 42598), (118, 39710), (190, 24662), (209, 22420), (220, 21299), (236, 19855), (295, 15884), (361, 12980), (380, 12331), (418, 11210), (590, 7942), (649, 7220), (722, 6490), (836, 5605), (1045, 4484), (1121, 4180), (1180, 3971), (1298, 3610), (1444, 3245), (1805, 2596), (2090, 2242)]