16888340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{907}}^1$

素因数の和:949

約数の個数: 72

約数和(自身を含む): 43475040

約数和(自身を除く): 26586700

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, 907, 931, 980, 1330, 1814, 1862, 2660, 3628, 3724, 4535, 4655, 6349, 9070, 9310, 12698, 17233, 18140, 18620, 25396, 31745, 34466, 44443, 63490, 68932, 86165, 88886, 120631, 126980, 172330, 177772, 222215, 241262, 344660, 444430, 482524, 603155, 844417, 888860, 1206310, 1688834, 2412620, 3377668, 4222085, 8444170, 16888340]

約数ペア:

[(1, 16888340), (2, 8444170), (4, 4222085), (5, 3377668), (7, 2412620), (10, 1688834), (14, 1206310), (19, 888860), (20, 844417), (28, 603155), (35, 482524), (38, 444430), (49, 344660), (70, 241262), (76, 222215), (95, 177772), (98, 172330), (133, 126980), (140, 120631), (190, 88886), (196, 86165), (245, 68932), (266, 63490), (380, 44443), (490, 34466), (532, 31745), (665, 25396), (907, 18620), (931, 18140), (980, 17233), (1330, 12698), (1814, 9310), (1862, 9070), (2660, 6349), (3628, 4655), (3724, 4535)]