2024920

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:136

約数の個数: 64

約数和(自身を含む): 4976640

約数和(自身を除く): 2951720

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 31, 40, 46, 62, 71, 92, 115, 124, 142, 155, 184, 230, 248, 284, 310, 355, 460, 568, 620, 710, 713, 920, 1240, 1420, 1426, 1633, 2201, 2840, 2852, 3266, 3565, 4402, 5704, 6532, 7130, 8165, 8804, 11005, 13064, 14260, 16330, 17608, 22010, 28520, 32660, 44020, 50623, 65320, 88040, 101246, 202492, 253115, 404984, 506230, 1012460, 2024920]

約数ペア:

[(1, 2024920), (2, 1012460), (4, 506230), (5, 404984), (8, 253115), (10, 202492), (20, 101246), (23, 88040), (31, 65320), (40, 50623), (46, 44020), (62, 32660), (71, 28520), (92, 22010), (115, 17608), (124, 16330), (142, 14260), (155, 13064), (184, 11005), (230, 8804), (248, 8165), (284, 7130), (310, 6532), (355, 5704), (460, 4402), (568, 3565), (620, 3266), (710, 2852), (713, 2840), (920, 2201), (1240, 1633), (1420, 1426)]