743758420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{14081}}^1$

素因数の和:14248

約数の個数: 48

約数和(自身を含む): 1656043200

約数和(自身を除く): 912284780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 139, 190, 278, 380, 556, 695, 1390, 2641, 2780, 5282, 10564, 13205, 14081, 26410, 28162, 52820, 56324, 70405, 140810, 267539, 281620, 535078, 1070156, 1337695, 1957259, 2675390, 3914518, 5350780, 7829036, 9786295, 19572590, 37187921, 39145180, 74375842, 148751684, 185939605, 371879210, 743758420]

約数ペア:

[(1, 743758420), (2, 371879210), (4, 185939605), (5, 148751684), (10, 74375842), (19, 39145180), (20, 37187921), (38, 19572590), (76, 9786295), (95, 7829036), (139, 5350780), (190, 3914518), (278, 2675390), (380, 1957259), (556, 1337695), (695, 1070156), (1390, 535078), (2641, 281620), (2780, 267539), (5282, 140810), (10564, 70405), (13205, 56324), (14081, 52820), (26410, 28162)]