29900780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{2347}}^1$

素因数の和:2383

約数の個数: 72

約数和(自身を含む): 78695568

約数和(自身を除く): 48794788

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, 364, 455, 490, 637, 910, 980, 1274, 1820, 2347, 2548, 3185, 4694, 6370, 9388, 11735, 12740, 16429, 23470, 30511, 32858, 46940, 61022, 65716, 82145, 115003, 122044, 152555, 164290, 213577, 230006, 305110, 328580, 427154, 460012, 575015, 610220, 854308, 1067885, 1150030, 1495039, 2135770, 2300060, 2990078, 4271540, 5980156, 7475195, 14950390, 29900780]

約数ペア:

[(1, 29900780), (2, 14950390), (4, 7475195), (5, 5980156), (7, 4271540), (10, 2990078), (13, 2300060), (14, 2135770), (20, 1495039), (26, 1150030), (28, 1067885), (35, 854308), (49, 610220), (52, 575015), (65, 460012), (70, 427154), (91, 328580), (98, 305110), (130, 230006), (140, 213577), (182, 164290), (196, 152555), (245, 122044), (260, 115003), (364, 82145), (455, 65716), (490, 61022), (637, 46940), (910, 32858), (980, 30511), (1274, 23470), (1820, 16429), (2347, 12740), (2548, 11735), (3185, 9388), (4694, 6370)]