4006380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{9539}}^1$

素因数の和:9558

約数の個数: 48

約数和(自身を含む): 12821760

約数和(自身を除く): 8815380

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 9539, 19078, 28617, 38156, 47695, 57234, 66773, 95390, 114468, 133546, 143085, 190780, 200319, 267092, 286170, 333865, 400638, 572340, 667730, 801276, 1001595, 1335460, 2003190, 4006380]

約数ペア:

[(1, 4006380), (2, 2003190), (3, 1335460), (4, 1001595), (5, 801276), (6, 667730), (7, 572340), (10, 400638), (12, 333865), (14, 286170), (15, 267092), (20, 200319), (21, 190780), (28, 143085), (30, 133546), (35, 114468), (42, 95390), (60, 66773), (70, 57234), (84, 47695), (105, 38156), (140, 28617), (210, 19078), (420, 9539)]