440510

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:81

約数の個数: 48

約数和(自身を含む): 984960

約数和(自身を除く): 544450

約数列:

[1, 2, 5, 7, 10, 14, 29, 31, 35, 49, 58, 62, 70, 98, 145, 155, 203, 217, 245, 290, 310, 406, 434, 490, 899, 1015, 1085, 1421, 1519, 1798, 2030, 2170, 2842, 3038, 4495, 6293, 7105, 7595, 8990, 12586, 14210, 15190, 31465, 44051, 62930, 88102, 220255, 440510]

約数ペア:

[(1, 440510), (2, 220255), (5, 88102), (7, 62930), (10, 44051), (14, 31465), (29, 15190), (31, 14210), (35, 12586), (49, 8990), (58, 7595), (62, 7105), (70, 6293), (98, 4495), (145, 3038), (155, 2842), (203, 2170), (217, 2030), (245, 1798), (290, 1519), (310, 1421), (406, 1085), (434, 1015), (490, 899)]