401888950

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{433}}^1\times {\mathrm{977}}^1$

素因数の和:1441

約数の個数: 48

約数和(自身を含む): 789480720

約数和(自身を除く): 387591770

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 190, 433, 475, 866, 950, 977, 1954, 2165, 4330, 4885, 8227, 9770, 10825, 16454, 18563, 21650, 24425, 37126, 41135, 48850, 82270, 92815, 185630, 205675, 411350, 423041, 464075, 846082, 928150, 2115205, 4230410, 8037779, 10576025, 16075558, 21152050, 40188895, 80377790, 200944475, 401888950]

約数ペア:

[(1, 401888950), (2, 200944475), (5, 80377790), (10, 40188895), (19, 21152050), (25, 16075558), (38, 10576025), (50, 8037779), (95, 4230410), (190, 2115205), (433, 928150), (475, 846082), (866, 464075), (950, 423041), (977, 411350), (1954, 205675), (2165, 185630), (4330, 92815), (4885, 82270), (8227, 48850), (9770, 41135), (10825, 37126), (16454, 24425), (18563, 21650)]