28239830

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1\times {\mathrm{373}}^1$

素因数の和:560

約数の個数: 32

約数和(自身を含む): 52186464

約数和(自身を除く): 23946634

約数列:

[1, 2, 5, 10, 67, 113, 134, 226, 335, 373, 565, 670, 746, 1130, 1865, 3730, 7571, 15142, 24991, 37855, 42149, 49982, 75710, 84298, 124955, 210745, 249910, 421490, 2823983, 5647966, 14119915, 28239830]

約数ペア:

[(1, 28239830), (2, 14119915), (5, 5647966), (10, 2823983), (67, 421490), (113, 249910), (134, 210745), (226, 124955), (335, 84298), (373, 75710), (565, 49982), (670, 42149), (746, 37855), (1130, 24991), (1865, 15142), (3730, 7571)]