27320680

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{11197}}^1$

素因数の和:11269

約数の個数: 32

約数和(自身を含む): 62484840

約数和(自身を除く): 35164160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 11197, 22394, 44788, 55985, 89576, 111970, 223940, 447880, 683017, 1366034, 2732068, 3415085, 5464136, 6830170, 13660340, 27320680]

約数ペア:

[(1, 27320680), (2, 13660340), (4, 6830170), (5, 5464136), (8, 3415085), (10, 2732068), (20, 1366034), (40, 683017), (61, 447880), (122, 223940), (244, 111970), (305, 89576), (488, 55985), (610, 44788), (1220, 22394), (2440, 11197)]