15671732020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{293}}^1\times {\mathrm{5381}}^1$

素因数の和:5761

約数の個数: 96

約数和(自身を含む): 38279195136

約数和(自身を除く): 22607463116

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 293, 355, 497, 586, 710, 994, 1172, 1420, 1465, 1988, 2051, 2485, 2930, 4102, 4970, 5381, 5860, 8204, 9940, 10255, 10762, 20510, 20803, 21524, 26905, 37667, 41020, 41606, 53810, 75334, 83212, 104015, 107620, 145621, 150668, 188335, 208030, 291242, 376670, 382051, 416060, 582484, 728105, 753340, 764102, 1456210, 1528204, 1576633, 1910255, 2674357, 2912420, 3153266, 3820510, 5348714, 6306532, 7641020, 7883165, 10697428, 11036431, 13371785, 15766330, 22072862, 26743570, 31532660, 44145724, 53487140, 55182155, 110364310, 111940943, 220728620, 223881886, 447763772, 559704715, 783586601, 1119409430, 1567173202, 2238818860, 3134346404, 3917933005, 7835866010, 15671732020]

約数ペア:

[(1, 15671732020), (2, 7835866010), (4, 3917933005), (5, 3134346404), (7, 2238818860), (10, 1567173202), (14, 1119409430), (20, 783586601), (28, 559704715), (35, 447763772), (70, 223881886), (71, 220728620), (140, 111940943), (142, 110364310), (284, 55182155), (293, 53487140), (355, 44145724), (497, 31532660), (586, 26743570), (710, 22072862), (994, 15766330), (1172, 13371785), (1420, 11036431), (1465, 10697428), (1988, 7883165), (2051, 7641020), (2485, 6306532), (2930, 5348714), (4102, 3820510), (4970, 3153266), (5381, 2912420), (5860, 2674357), (8204, 1910255), (9940, 1576633), (10255, 1528204), (10762, 1456210), (20510, 764102), (20803, 753340), (21524, 728105), (26905, 582484), (37667, 416060), (41020, 382051), (41606, 376670), (53810, 291242), (75334, 208030), (83212, 188335), (104015, 150668), (107620, 145621)]