40438240

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{14867}}^1$

素因数の和:14899

約数の個数: 48

約数和(自身を含む): 101161872

約数和(自身を除く): 60723632

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 14867, 29734, 59468, 74335, 118936, 148670, 237872, 252739, 297340, 475744, 505478, 594680, 1010956, 1189360, 1263695, 2021912, 2378720, 2527390, 4043824, 5054780, 8087648, 10109560, 20219120, 40438240]

約数ペア:

[(1, 40438240), (2, 20219120), (4, 10109560), (5, 8087648), (8, 5054780), (10, 4043824), (16, 2527390), (17, 2378720), (20, 2021912), (32, 1263695), (34, 1189360), (40, 1010956), (68, 594680), (80, 505478), (85, 475744), (136, 297340), (160, 252739), (170, 237872), (272, 148670), (340, 118936), (544, 74335), (680, 59468), (1360, 29734), (2720, 14867)]