1887280

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{761}}^1$

素因数の和:805

約数の個数: 40

約数和(自身を含む): 4535424

約数和(自身を除く): 2648144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 761, 1240, 1522, 2480, 3044, 3805, 6088, 7610, 12176, 15220, 23591, 30440, 47182, 60880, 94364, 117955, 188728, 235910, 377456, 471820, 943640, 1887280]

約数ペア:

[(1, 1887280), (2, 943640), (4, 471820), (5, 377456), (8, 235910), (10, 188728), (16, 117955), (20, 94364), (31, 60880), (40, 47182), (62, 30440), (80, 23591), (124, 15220), (155, 12176), (248, 7610), (310, 6088), (496, 3805), (620, 3044), (761, 2480), (1240, 1522)]