20175090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{179}}^1$

素因数の和:236

約数の個数: 96

約数和(自身を含む): 55702080

約数和(自身を除く): 35526990

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 26, 30, 34, 39, 51, 65, 78, 85, 102, 130, 170, 179, 195, 221, 255, 289, 358, 390, 442, 510, 537, 578, 663, 867, 895, 1074, 1105, 1326, 1445, 1734, 1790, 2210, 2327, 2685, 2890, 3043, 3315, 3757, 4335, 4654, 5370, 6086, 6630, 6981, 7514, 8670, 9129, 11271, 11635, 13962, 15215, 18258, 18785, 22542, 23270, 30430, 34905, 37570, 39559, 45645, 51731, 56355, 69810, 79118, 91290, 103462, 112710, 118677, 155193, 197795, 237354, 258655, 310386, 395590, 517310, 593385, 672503, 775965, 1186770, 1345006, 1551930, 2017509, 3362515, 4035018, 6725030, 10087545, 20175090]

約数ペア:

[(1, 20175090), (2, 10087545), (3, 6725030), (5, 4035018), (6, 3362515), (10, 2017509), (13, 1551930), (15, 1345006), (17, 1186770), (26, 775965), (30, 672503), (34, 593385), (39, 517310), (51, 395590), (65, 310386), (78, 258655), (85, 237354), (102, 197795), (130, 155193), (170, 118677), (179, 112710), (195, 103462), (221, 91290), (255, 79118), (289, 69810), (358, 56355), (390, 51731), (442, 45645), (510, 39559), (537, 37570), (578, 34905), (663, 30430), (867, 23270), (895, 22542), (1074, 18785), (1105, 18258), (1326, 15215), (1445, 13962), (1734, 11635), (1790, 11271), (2210, 9129), (2327, 8670), (2685, 7514), (2890, 6981), (3043, 6630), (3315, 6086), (3757, 5370), (4335, 4654)]