89220460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{2539}}^1$

素因数の和:2806

約数の個数: 48

約数和(自身を含む): 215066880

約数和(自身を除く): 125846420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 251, 502, 1004, 1255, 1757, 2510, 2539, 3514, 5020, 5078, 7028, 8785, 10156, 12695, 17570, 17773, 25390, 35140, 35546, 50780, 71092, 88865, 177730, 355460, 637289, 1274578, 2549156, 3186445, 4461023, 6372890, 8922046, 12745780, 17844092, 22305115, 44610230, 89220460]

約数ペア:

[(1, 89220460), (2, 44610230), (4, 22305115), (5, 17844092), (7, 12745780), (10, 8922046), (14, 6372890), (20, 4461023), (28, 3186445), (35, 2549156), (70, 1274578), (140, 637289), (251, 355460), (502, 177730), (1004, 88865), (1255, 71092), (1757, 50780), (2510, 35546), (2539, 35140), (3514, 25390), (5020, 17773), (5078, 17570), (7028, 12695), (8785, 10156)]