1144520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:126

約数の個数: 64

約数和(自身を含む): 2903040

約数和(自身を除く): 1758520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 71, 104, 124, 130, 142, 155, 248, 260, 284, 310, 355, 403, 520, 568, 620, 710, 806, 923, 1240, 1420, 1612, 1846, 2015, 2201, 2840, 3224, 3692, 4030, 4402, 4615, 7384, 8060, 8804, 9230, 11005, 16120, 17608, 18460, 22010, 28613, 36920, 44020, 57226, 88040, 114452, 143065, 228904, 286130, 572260, 1144520]

約数ペア:

[(1, 1144520), (2, 572260), (4, 286130), (5, 228904), (8, 143065), (10, 114452), (13, 88040), (20, 57226), (26, 44020), (31, 36920), (40, 28613), (52, 22010), (62, 18460), (65, 17608), (71, 16120), (104, 11005), (124, 9230), (130, 8804), (142, 8060), (155, 7384), (248, 4615), (260, 4402), (284, 4030), (310, 3692), (355, 3224), (403, 2840), (520, 2201), (568, 2015), (620, 1846), (710, 1612), (806, 1420), (923, 1240)]