27747680

素因数分解:

$2^5\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2843}}^1$

素因数の和:2919

約数の個数: 48

約数和(自身を含む): 66651984

約数和(自身を除く): 38904304

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 80, 122, 160, 244, 305, 488, 610, 976, 1220, 1952, 2440, 2843, 4880, 5686, 9760, 11372, 14215, 22744, 28430, 45488, 56860, 90976, 113720, 173423, 227440, 346846, 454880, 693692, 867115, 1387384, 1734230, 2774768, 3468460, 5549536, 6936920, 13873840, 27747680]

約数ペア:

[(1, 27747680), (2, 13873840), (4, 6936920), (5, 5549536), (8, 3468460), (10, 2774768), (16, 1734230), (20, 1387384), (32, 867115), (40, 693692), (61, 454880), (80, 346846), (122, 227440), (160, 173423), (244, 113720), (305, 90976), (488, 56860), (610, 45488), (976, 28430), (1220, 22744), (1952, 14215), (2440, 11372), (2843, 9760), (4880, 5686)]