415791220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{653}}^1$

素因数の和:785

約数の個数: 96

約数和(自身を含む): 984453120

約数和(自身を除く): 568661900

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 79, 124, 130, 155, 158, 260, 310, 316, 395, 403, 620, 653, 790, 806, 1027, 1306, 1580, 1612, 2015, 2054, 2449, 2612, 3265, 4030, 4108, 4898, 5135, 6530, 8060, 8489, 9796, 10270, 12245, 13060, 16978, 20243, 20540, 24490, 31837, 33956, 40486, 42445, 48980, 51587, 63674, 80972, 84890, 101215, 103174, 127348, 159185, 169780, 202430, 206348, 257935, 263159, 318370, 404860, 515870, 526318, 636740, 670631, 1031740, 1052636, 1315795, 1341262, 1599197, 2631590, 2682524, 3198394, 3353155, 5263180, 6396788, 6706310, 7995985, 13412620, 15991970, 20789561, 31983940, 41579122, 83158244, 103947805, 207895610, 415791220]

約数ペア:

[(1, 415791220), (2, 207895610), (4, 103947805), (5, 83158244), (10, 41579122), (13, 31983940), (20, 20789561), (26, 15991970), (31, 13412620), (52, 7995985), (62, 6706310), (65, 6396788), (79, 5263180), (124, 3353155), (130, 3198394), (155, 2682524), (158, 2631590), (260, 1599197), (310, 1341262), (316, 1315795), (395, 1052636), (403, 1031740), (620, 670631), (653, 636740), (790, 526318), (806, 515870), (1027, 404860), (1306, 318370), (1580, 263159), (1612, 257935), (2015, 206348), (2054, 202430), (2449, 169780), (2612, 159185), (3265, 127348), (4030, 103174), (4108, 101215), (4898, 84890), (5135, 80972), (6530, 63674), (8060, 51587), (8489, 48980), (9796, 42445), (10270, 40486), (12245, 33956), (13060, 31837), (16978, 24490), (20243, 20540)]