557231620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{12119}}^1$

素因数の和:12169

約数の個数: 72

約数和(自身を含む): 1354046400

約数和(自身を除く): 796814780

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 121, 190, 209, 220, 242, 380, 418, 484, 605, 836, 1045, 1210, 2090, 2299, 2420, 4180, 4598, 9196, 11495, 12119, 22990, 24238, 45980, 48476, 60595, 121190, 133309, 230261, 242380, 266618, 460522, 533236, 666545, 921044, 1151305, 1333090, 1466399, 2302610, 2532871, 2666180, 2932798, 4605220, 5065742, 5865596, 7331995, 10131484, 12664355, 14663990, 25328710, 27861581, 29327980, 50657420, 55723162, 111446324, 139307905, 278615810, 557231620]

約数ペア:

[(1, 557231620), (2, 278615810), (4, 139307905), (5, 111446324), (10, 55723162), (11, 50657420), (19, 29327980), (20, 27861581), (22, 25328710), (38, 14663990), (44, 12664355), (55, 10131484), (76, 7331995), (95, 5865596), (110, 5065742), (121, 4605220), (190, 2932798), (209, 2666180), (220, 2532871), (242, 2302610), (380, 1466399), (418, 1333090), (484, 1151305), (605, 921044), (836, 666545), (1045, 533236), (1210, 460522), (2090, 266618), (2299, 242380), (2420, 230261), (4180, 133309), (4598, 121190), (9196, 60595), (11495, 48476), (12119, 45980), (22990, 24238)]