917752820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{142067}}^1$

素因数の和:142112

約数の個数: 48

約数和(自身を含む): 2148068160

約数和(自身を除く): 1230315340

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 380, 646, 1292, 1615, 3230, 6460, 142067, 284134, 568268, 710335, 1420670, 2415139, 2699273, 2841340, 4830278, 5398546, 9660556, 10797092, 12075695, 13496365, 24151390, 26992730, 45887641, 48302780, 53985460, 91775282, 183550564, 229438205, 458876410, 917752820]

約数ペア:

[(1, 917752820), (2, 458876410), (4, 229438205), (5, 183550564), (10, 91775282), (17, 53985460), (19, 48302780), (20, 45887641), (34, 26992730), (38, 24151390), (68, 13496365), (76, 12075695), (85, 10797092), (95, 9660556), (170, 5398546), (190, 4830278), (323, 2841340), (340, 2699273), (380, 2415139), (646, 1420670), (1292, 710335), (1615, 568268), (3230, 284134), (6460, 142067)]