28559830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{12923}}^1$

素因数の和:12960

約数の個数: 32

約数和(自身を含む): 58623264

約数和(自身を除く): 30063434

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 12923, 25846, 64615, 129230, 167999, 219691, 335998, 439382, 839995, 1098455, 1679990, 2196910, 2855983, 5711966, 14279915, 28559830]

約数ペア:

[(1, 28559830), (2, 14279915), (5, 5711966), (10, 2855983), (13, 2196910), (17, 1679990), (26, 1098455), (34, 839995), (65, 439382), (85, 335998), (130, 219691), (170, 167999), (221, 129230), (442, 64615), (1105, 25846), (2210, 12923)]