355037420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{30139}}^1$

素因数の和:30198

約数の個数: 48

約数和(自身を含む): 810163200

約数和(自身を除く): 455125780

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 76, 95, 124, 155, 190, 310, 380, 589, 620, 1178, 2356, 2945, 5890, 11780, 30139, 60278, 120556, 150695, 301390, 572641, 602780, 934309, 1145282, 1868618, 2290564, 2863205, 3737236, 4671545, 5726410, 9343090, 11452820, 17751871, 18686180, 35503742, 71007484, 88759355, 177518710, 355037420]

約数ペア:

[(1, 355037420), (2, 177518710), (4, 88759355), (5, 71007484), (10, 35503742), (19, 18686180), (20, 17751871), (31, 11452820), (38, 9343090), (62, 5726410), (76, 4671545), (95, 3737236), (124, 2863205), (155, 2290564), (190, 1868618), (310, 1145282), (380, 934309), (589, 602780), (620, 572641), (1178, 301390), (2356, 150695), (2945, 120556), (5890, 60278), (11780, 30139)]