1384240

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^3\times {\mathrm{13}}^1$

素因数の和:59

約数の個数: 80

約数和(自身を含む): 3812256

約数和(自身を除く): 2428016

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 52, 55, 65, 80, 88, 104, 110, 121, 130, 143, 176, 208, 220, 242, 260, 286, 440, 484, 520, 572, 605, 715, 880, 968, 1040, 1144, 1210, 1331, 1430, 1573, 1936, 2288, 2420, 2662, 2860, 3146, 4840, 5324, 5720, 6292, 6655, 7865, 9680, 10648, 11440, 12584, 13310, 15730, 17303, 21296, 25168, 26620, 31460, 34606, 53240, 62920, 69212, 86515, 106480, 125840, 138424, 173030, 276848, 346060, 692120, 1384240]

約数ペア:

[(1, 1384240), (2, 692120), (4, 346060), (5, 276848), (8, 173030), (10, 138424), (11, 125840), (13, 106480), (16, 86515), (20, 69212), (22, 62920), (26, 53240), (40, 34606), (44, 31460), (52, 26620), (55, 25168), (65, 21296), (80, 17303), (88, 15730), (104, 13310), (110, 12584), (121, 11440), (130, 10648), (143, 9680), (176, 7865), (208, 6655), (220, 6292), (242, 5720), (260, 5324), (286, 4840), (440, 3146), (484, 2860), (520, 2662), (572, 2420), (605, 2288), (715, 1936), (880, 1573), (968, 1430), (1040, 1331), (1144, 1210)]