419348540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{9323}}^1$

素因数の和:9518

約数の個数: 48

約数和(自身を含む): 953957088

約数和(自身を除く): 534608548

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 173, 260, 346, 692, 865, 1730, 2249, 3460, 4498, 8996, 9323, 11245, 18646, 22490, 37292, 44980, 46615, 93230, 121199, 186460, 242398, 484796, 605995, 1211990, 1612879, 2423980, 3225758, 6451516, 8064395, 16128790, 20967427, 32257580, 41934854, 83869708, 104837135, 209674270, 419348540]

約数ペア:

[(1, 419348540), (2, 209674270), (4, 104837135), (5, 83869708), (10, 41934854), (13, 32257580), (20, 20967427), (26, 16128790), (52, 8064395), (65, 6451516), (130, 3225758), (173, 2423980), (260, 1612879), (346, 1211990), (692, 605995), (865, 484796), (1730, 242398), (2249, 186460), (3460, 121199), (4498, 93230), (8996, 46615), (9323, 44980), (11245, 37292), (18646, 22490)]