1980294810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{298687}}^1$

素因数の和:298727

約数の個数: 64

約数和(自身を含む): 5419395072

約数和(自身を除く): 3439100262

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 26, 30, 34, 39, 51, 65, 78, 85, 102, 130, 170, 195, 221, 255, 390, 442, 510, 663, 1105, 1326, 2210, 3315, 6630, 298687, 597374, 896061, 1493435, 1792122, 2986870, 3882931, 4480305, 5077679, 7765862, 8960610, 10155358, 11648793, 15233037, 19414655, 23297586, 25388395, 30466074, 38829310, 50776790, 58243965, 66009827, 76165185, 116487930, 132019654, 152330370, 198029481, 330049135, 396058962, 660098270, 990147405, 1980294810]

約数ペア:

[(1, 1980294810), (2, 990147405), (3, 660098270), (5, 396058962), (6, 330049135), (10, 198029481), (13, 152330370), (15, 132019654), (17, 116487930), (26, 76165185), (30, 66009827), (34, 58243965), (39, 50776790), (51, 38829310), (65, 30466074), (78, 25388395), (85, 23297586), (102, 19414655), (130, 15233037), (170, 11648793), (195, 10155358), (221, 8960610), (255, 7765862), (390, 5077679), (442, 4480305), (510, 3882931), (663, 2986870), (1105, 1792122), (1326, 1493435), (2210, 896061), (3315, 597374), (6630, 298687)]