2893882240

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{145861}}^1$

素因数の和:145911

約数の個数: 64

約数和(自身を含む): 7141403520

約数和(自身を除く): 4247521280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 3968, 4960, 9920, 19840, 145861, 291722, 583444, 729305, 1166888, 1458610, 2333776, 2917220, 4521691, 4667552, 5834440, 9043382, 9335104, 11668880, 18086764, 18670208, 22608455, 23337760, 36173528, 45216910, 46675520, 72347056, 90433820, 93351040, 144694112, 180867640, 289388224, 361735280, 578776448, 723470560, 1446941120, 2893882240]

約数ペア:

[(1, 2893882240), (2, 1446941120), (4, 723470560), (5, 578776448), (8, 361735280), (10, 289388224), (16, 180867640), (20, 144694112), (31, 93351040), (32, 90433820), (40, 72347056), (62, 46675520), (64, 45216910), (80, 36173528), (124, 23337760), (128, 22608455), (155, 18670208), (160, 18086764), (248, 11668880), (310, 9335104), (320, 9043382), (496, 5834440), (620, 4667552), (640, 4521691), (992, 2917220), (1240, 2333776), (1984, 1458610), (2480, 1166888), (3968, 729305), (4960, 583444), (9920, 291722), (19840, 145861)]