20591670

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2713}}^1$

素因数の和:2757

約数の個数: 64

約数和(自身を含む): 56277504

約数和(自身を除く): 35685834

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 23, 30, 33, 46, 55, 66, 69, 110, 115, 138, 165, 230, 253, 330, 345, 506, 690, 759, 1265, 1518, 2530, 2713, 3795, 5426, 7590, 8139, 13565, 16278, 27130, 29843, 40695, 59686, 62399, 81390, 89529, 124798, 149215, 179058, 187197, 298430, 311995, 374394, 447645, 623990, 686389, 895290, 935985, 1372778, 1871970, 2059167, 3431945, 4118334, 6863890, 10295835, 20591670]

約数ペア:

[(1, 20591670), (2, 10295835), (3, 6863890), (5, 4118334), (6, 3431945), (10, 2059167), (11, 1871970), (15, 1372778), (22, 935985), (23, 895290), (30, 686389), (33, 623990), (46, 447645), (55, 374394), (66, 311995), (69, 298430), (110, 187197), (115, 179058), (138, 149215), (165, 124798), (230, 89529), (253, 81390), (330, 62399), (345, 59686), (506, 40695), (690, 29843), (759, 27130), (1265, 16278), (1518, 13565), (2530, 8139), (2713, 7590), (3795, 5426)]