402321830

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{26591}}^1$

素因数の和:26704

約数の個数: 32

約数和(自身を含む): 775422720

約数和(自身を除く): 373100890

約数列:

[1, 2, 5, 10, 17, 34, 85, 89, 170, 178, 445, 890, 1513, 3026, 7565, 15130, 26591, 53182, 132955, 265910, 452047, 904094, 2260235, 2366599, 4520470, 4733198, 11832995, 23665990, 40232183, 80464366, 201160915, 402321830]

約数ペア:

[(1, 402321830), (2, 201160915), (5, 80464366), (10, 40232183), (17, 23665990), (34, 11832995), (85, 4733198), (89, 4520470), (170, 2366599), (178, 2260235), (445, 904094), (890, 452047), (1513, 265910), (3026, 132955), (7565, 53182), (15130, 26591)]