20802180030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{563}}^1\times {\mathrm{53549}}^1$

素因数の和:54145

約数の個数: 64

約数和(自身を含む): 52189401600

約数和(自身を除く): 31387221570

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 563, 690, 1126, 1689, 2815, 3378, 5630, 8445, 12949, 16890, 25898, 38847, 53549, 64745, 77694, 107098, 129490, 160647, 194235, 267745, 321294, 388470, 535490, 803235, 1231627, 1606470, 2463254, 3694881, 6158135, 7389762, 12316270, 18474405, 30148087, 36948810, 60296174, 90444261, 150740435, 180888522, 301480870, 452221305, 693406001, 904442610, 1386812002, 2080218003, 3467030005, 4160436006, 6934060010, 10401090015, 20802180030]

約数ペア:

[(1, 20802180030), (2, 10401090015), (3, 6934060010), (5, 4160436006), (6, 3467030005), (10, 2080218003), (15, 1386812002), (23, 904442610), (30, 693406001), (46, 452221305), (69, 301480870), (115, 180888522), (138, 150740435), (230, 90444261), (345, 60296174), (563, 36948810), (690, 30148087), (1126, 18474405), (1689, 12316270), (2815, 7389762), (3378, 6158135), (5630, 3694881), (8445, 2463254), (12949, 1606470), (16890, 1231627), (25898, 803235), (38847, 535490), (53549, 388470), (64745, 321294), (77694, 267745), (107098, 194235), (129490, 160647)]