39441220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{1667}}^1$

素因数の和:1709

約数の個数: 72

約数和(自身を含む): 102561984

約数和(自身を除く): 63120764

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 169, 182, 260, 338, 364, 455, 676, 845, 910, 1183, 1667, 1690, 1820, 2366, 3334, 3380, 4732, 5915, 6668, 8335, 11669, 11830, 16670, 21671, 23338, 23660, 33340, 43342, 46676, 58345, 86684, 108355, 116690, 151697, 216710, 233380, 281723, 303394, 433420, 563446, 606788, 758485, 1126892, 1408615, 1516970, 1972061, 2817230, 3033940, 3944122, 5634460, 7888244, 9860305, 19720610, 39441220]

約数ペア:

[(1, 39441220), (2, 19720610), (4, 9860305), (5, 7888244), (7, 5634460), (10, 3944122), (13, 3033940), (14, 2817230), (20, 1972061), (26, 1516970), (28, 1408615), (35, 1126892), (52, 758485), (65, 606788), (70, 563446), (91, 433420), (130, 303394), (140, 281723), (169, 233380), (182, 216710), (260, 151697), (338, 116690), (364, 108355), (455, 86684), (676, 58345), (845, 46676), (910, 43342), (1183, 33340), (1667, 23660), (1690, 23338), (1820, 21671), (2366, 16670), (3334, 11830), (3380, 11669), (4732, 8335), (5915, 6668)]