20171842150

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{578819}}^1$

素因数の和:578889

約数の個数: 48

約数和(自身を含む): 40695676560

約数和(自身を除く): 20523834410

約数列:

[1, 2, 5, 10, 17, 25, 34, 41, 50, 82, 85, 170, 205, 410, 425, 697, 850, 1025, 1394, 2050, 3485, 6970, 17425, 34850, 578819, 1157638, 2894095, 5788190, 9839923, 14470475, 19679846, 23731579, 28940950, 47463158, 49199615, 98399230, 118657895, 237315790, 245998075, 403436843, 491996150, 593289475, 806873686, 1186578950, 2017184215, 4034368430, 10085921075, 20171842150]

約数ペア:

[(1, 20171842150), (2, 10085921075), (5, 4034368430), (10, 2017184215), (17, 1186578950), (25, 806873686), (34, 593289475), (41, 491996150), (50, 403436843), (82, 245998075), (85, 237315790), (170, 118657895), (205, 98399230), (410, 49199615), (425, 47463158), (697, 28940950), (850, 23731579), (1025, 19679846), (1394, 14470475), (2050, 9839923), (3485, 5788190), (6970, 2894095), (17425, 1157638), (34850, 578819)]