39488540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{1669}}^1$

素因数の和:1711

約数の個数: 72

約数和(自身を含む): 102684960

約数和(自身を除く): 63196420

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, 1669, 1690, 1820, 2366, 3338, 3380, 4732, 5915, 6676, 8345, 11683, 11830, 16690, 21697, 23366, 23660, 33380, 43394, 46732, 58415, 86788, 108485, 116830, 151879, 216970, 233660, 282061, 303758, 433940, 564122, 607516, 759395, 1128244, 1410305, 1518790, 1974427, 2820610, 3037580, 3948854, 5641220, 7897708, 9872135, 19744270, 39488540]

約数ペア:

[(1, 39488540), (2, 19744270), (4, 9872135), (5, 7897708), (7, 5641220), (10, 3948854), (13, 3037580), (14, 2820610), (20, 1974427), (26, 1518790), (28, 1410305), (35, 1128244), (52, 759395), (65, 607516), (70, 564122), (91, 433940), (130, 303758), (140, 282061), (169, 233660), (182, 216970), (260, 151879), (338, 116830), (364, 108485), (455, 86788), (676, 58415), (845, 46732), (910, 43394), (1183, 33380), (1669, 23660), (1690, 23366), (1820, 21697), (2366, 16690), (3338, 11830), (3380, 11683), (4732, 8345), (5915, 6676)]