6542860

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1$

素因数の和:274

約数の個数: 48

約数和(自身を含む): 14499072

約数和(自身を除く): 7956212

約数列:

[1, 2, 4, 5, 10, 20, 31, 61, 62, 122, 124, 155, 173, 244, 305, 310, 346, 610, 620, 692, 865, 1220, 1730, 1891, 3460, 3782, 5363, 7564, 9455, 10553, 10726, 18910, 21106, 21452, 26815, 37820, 42212, 52765, 53630, 105530, 107260, 211060, 327143, 654286, 1308572, 1635715, 3271430, 6542860]

約数ペア:

[(1, 6542860), (2, 3271430), (4, 1635715), (5, 1308572), (10, 654286), (20, 327143), (31, 211060), (61, 107260), (62, 105530), (122, 53630), (124, 52765), (155, 42212), (173, 37820), (244, 26815), (305, 21452), (310, 21106), (346, 18910), (610, 10726), (620, 10553), (692, 9455), (865, 7564), (1220, 5363), (1730, 3782), (1891, 3460)]