28460420

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{271}}^1$

素因数の和:428

約数の個数: 48

約数和(自身を含む): 61689600

約数和(自身を除く): 33229180

約数列:

[1, 2, 4, 5, 10, 20, 59, 89, 118, 178, 236, 271, 295, 356, 445, 542, 590, 890, 1084, 1180, 1355, 1780, 2710, 5251, 5420, 10502, 15989, 21004, 24119, 26255, 31978, 48238, 52510, 63956, 79945, 96476, 105020, 120595, 159890, 241190, 319780, 482380, 1423021, 2846042, 5692084, 7115105, 14230210, 28460420]

約数ペア:

[(1, 28460420), (2, 14230210), (4, 7115105), (5, 5692084), (10, 2846042), (20, 1423021), (59, 482380), (89, 319780), (118, 241190), (178, 159890), (236, 120595), (271, 105020), (295, 96476), (356, 79945), (445, 63956), (542, 52510), (590, 48238), (890, 31978), (1084, 26255), (1180, 24119), (1355, 21004), (1780, 15989), (2710, 10502), (5251, 5420)]