202136920

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{2239}}^1$

素因数の和:2348

約数の個数: 64

約数和(自身を含む): 474969600

約数和(自身を除く): 272832680

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 61, 74, 122, 148, 185, 244, 296, 305, 370, 488, 610, 740, 1220, 1480, 2239, 2257, 2440, 4478, 4514, 8956, 9028, 11195, 11285, 17912, 18056, 22390, 22570, 44780, 45140, 82843, 89560, 90280, 136579, 165686, 273158, 331372, 414215, 546316, 662744, 682895, 828430, 1092632, 1365790, 1656860, 2731580, 3313720, 5053423, 5463160, 10106846, 20213692, 25267115, 40427384, 50534230, 101068460, 202136920]

約数ペア:

[(1, 202136920), (2, 101068460), (4, 50534230), (5, 40427384), (8, 25267115), (10, 20213692), (20, 10106846), (37, 5463160), (40, 5053423), (61, 3313720), (74, 2731580), (122, 1656860), (148, 1365790), (185, 1092632), (244, 828430), (296, 682895), (305, 662744), (370, 546316), (488, 414215), (610, 331372), (740, 273158), (1220, 165686), (1480, 136579), (2239, 90280), (2257, 89560), (2440, 82843), (4478, 45140), (4514, 44780), (8956, 22570), (9028, 22390), (11195, 18056), (11285, 17912)]