402004235

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{809}}^1$

素因数の和:1015

約数の個数: 32

約数和(自身を含む): 524880000

約数和(自身を除く): 122875765

約数列:

[1, 5, 23, 29, 115, 145, 149, 667, 745, 809, 3335, 3427, 4045, 4321, 17135, 18607, 21605, 23461, 93035, 99383, 117305, 120541, 496915, 539603, 602705, 2698015, 2772443, 3495689, 13862215, 17478445, 80400847, 402004235]

約数ペア:

[(1, 402004235), (5, 80400847), (23, 17478445), (29, 13862215), (115, 3495689), (145, 2772443), (149, 2698015), (667, 602705), (745, 539603), (809, 496915), (3335, 120541), (3427, 117305), (4045, 99383), (4321, 93035), (17135, 23461), (18607, 21605)]