16313840

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{3343}}^1$

素因数の和:3417

約数の個数: 40

約数和(自身を含む): 38563008

約数和(自身を除く): 22249168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 3343, 4880, 6686, 13372, 16715, 26744, 33430, 53488, 66860, 133720, 203923, 267440, 407846, 815692, 1019615, 1631384, 2039230, 3262768, 4078460, 8156920, 16313840]

約数ペア:

[(1, 16313840), (2, 8156920), (4, 4078460), (5, 3262768), (8, 2039230), (10, 1631384), (16, 1019615), (20, 815692), (40, 407846), (61, 267440), (80, 203923), (122, 133720), (244, 66860), (305, 53488), (488, 33430), (610, 26744), (976, 16715), (1220, 13372), (2440, 6686), (3343, 4880)]