12191960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^3\times {\mathrm{229}}^1$

素因数の和:273

約数の個数: 64

約数和(自身を含む): 30304800

約数和(自身を除く): 18112840

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 229, 242, 440, 458, 484, 605, 916, 968, 1145, 1210, 1331, 1832, 2290, 2420, 2519, 2662, 4580, 4840, 5038, 5324, 6655, 9160, 10076, 10648, 12595, 13310, 20152, 25190, 26620, 27709, 50380, 53240, 55418, 100760, 110836, 138545, 221672, 277090, 304799, 554180, 609598, 1108360, 1219196, 1523995, 2438392, 3047990, 6095980, 12191960]

約数ペア:

[(1, 12191960), (2, 6095980), (4, 3047990), (5, 2438392), (8, 1523995), (10, 1219196), (11, 1108360), (20, 609598), (22, 554180), (40, 304799), (44, 277090), (55, 221672), (88, 138545), (110, 110836), (121, 100760), (220, 55418), (229, 53240), (242, 50380), (440, 27709), (458, 26620), (484, 25190), (605, 20152), (916, 13310), (968, 12595), (1145, 10648), (1210, 10076), (1331, 9160), (1832, 6655), (2290, 5324), (2420, 5038), (2519, 4840), (2662, 4580)]