17744860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{953}}^1$

素因数の和:995

約数の個数: 72

約数和(自身を含む): 45677520

約数和(自身を除く): 27932660

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 49, 70, 76, 95, 98, 133, 140, 190, 196, 245, 266, 380, 490, 532, 665, 931, 953, 980, 1330, 1862, 1906, 2660, 3724, 3812, 4655, 4765, 6671, 9310, 9530, 13342, 18107, 18620, 19060, 26684, 33355, 36214, 46697, 66710, 72428, 90535, 93394, 126749, 133420, 181070, 186788, 233485, 253498, 362140, 466970, 506996, 633745, 887243, 933940, 1267490, 1774486, 2534980, 3548972, 4436215, 8872430, 17744860]

約数ペア:

[(1, 17744860), (2, 8872430), (4, 4436215), (5, 3548972), (7, 2534980), (10, 1774486), (14, 1267490), (19, 933940), (20, 887243), (28, 633745), (35, 506996), (38, 466970), (49, 362140), (70, 253498), (76, 233485), (95, 186788), (98, 181070), (133, 133420), (140, 126749), (190, 93394), (196, 90535), (245, 72428), (266, 66710), (380, 46697), (490, 36214), (532, 33355), (665, 26684), (931, 19060), (953, 18620), (980, 18107), (1330, 13342), (1862, 9530), (1906, 9310), (2660, 6671), (3724, 4765), (3812, 4655)]