4216940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{331}}^1$

素因数の和:367

約数の個数: 72

約数和(自身を含む): 11127312

約数和(自身を除く): 6910372

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 182, 196, 245, 260, 331, 364, 455, 490, 637, 662, 910, 980, 1274, 1324, 1655, 1820, 2317, 2548, 3185, 3310, 4303, 4634, 6370, 6620, 8606, 9268, 11585, 12740, 16219, 17212, 21515, 23170, 30121, 32438, 43030, 46340, 60242, 64876, 81095, 86060, 120484, 150605, 162190, 210847, 301210, 324380, 421694, 602420, 843388, 1054235, 2108470, 4216940]

約数ペア:

[(1, 4216940), (2, 2108470), (4, 1054235), (5, 843388), (7, 602420), (10, 421694), (13, 324380), (14, 301210), (20, 210847), (26, 162190), (28, 150605), (35, 120484), (49, 86060), (52, 81095), (65, 64876), (70, 60242), (91, 46340), (98, 43030), (130, 32438), (140, 30121), (182, 23170), (196, 21515), (245, 17212), (260, 16219), (331, 12740), (364, 11585), (455, 9268), (490, 8606), (637, 6620), (662, 6370), (910, 4634), (980, 4303), (1274, 3310), (1324, 3185), (1655, 2548), (1820, 2317)]