20943630650

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{301999}}^1$

素因数の和:302103

約数の個数: 48

約数和(自身を含む): 41567280000

約数和(自身を除く): 20623649350

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 73, 95, 146, 190, 365, 475, 730, 950, 1387, 1825, 2774, 3650, 6935, 13870, 34675, 69350, 301999, 603998, 1509995, 3019990, 5737981, 7549975, 11475962, 15099950, 22045927, 28689905, 44091854, 57379810, 110229635, 143449525, 220459270, 286899050, 418872613, 551148175, 837745226, 1102296350, 2094363065, 4188726130, 10471815325, 20943630650]

約数ペア:

[(1, 20943630650), (2, 10471815325), (5, 4188726130), (10, 2094363065), (19, 1102296350), (25, 837745226), (38, 551148175), (50, 418872613), (73, 286899050), (95, 220459270), (146, 143449525), (190, 110229635), (365, 57379810), (475, 44091854), (730, 28689905), (950, 22045927), (1387, 15099950), (1825, 11475962), (2774, 7549975), (3650, 5737981), (6935, 3019990), (13870, 1509995), (34675, 603998), (69350, 301999)]