2780491700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{47857}}^1$

素因数の和:47961

約数の個数: 72

約数和(自身を含む): 6978844992

約数和(自身を除く): 4198353292

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 83, 100, 140, 166, 175, 332, 350, 415, 581, 700, 830, 1162, 1660, 2075, 2324, 2905, 4150, 5810, 8300, 11620, 14525, 29050, 47857, 58100, 95714, 191428, 239285, 334999, 478570, 669998, 957140, 1196425, 1339996, 1674995, 2392850, 3349990, 3972131, 4785700, 6699980, 7944262, 8374975, 15888524, 16749950, 19860655, 27804917, 33499900, 39721310, 55609834, 79442620, 99303275, 111219668, 139024585, 198606550, 278049170, 397213100, 556098340, 695122925, 1390245850, 2780491700]

約数ペア:

[(1, 2780491700), (2, 1390245850), (4, 695122925), (5, 556098340), (7, 397213100), (10, 278049170), (14, 198606550), (20, 139024585), (25, 111219668), (28, 99303275), (35, 79442620), (50, 55609834), (70, 39721310), (83, 33499900), (100, 27804917), (140, 19860655), (166, 16749950), (175, 15888524), (332, 8374975), (350, 7944262), (415, 6699980), (581, 4785700), (700, 3972131), (830, 3349990), (1162, 2392850), (1660, 1674995), (2075, 1339996), (2324, 1196425), (2905, 957140), (4150, 669998), (5810, 478570), (8300, 334999), (11620, 239285), (14525, 191428), (29050, 95714), (47857, 58100)]