3059390

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:248

約数の個数: 32

約数和(自身を含む): 5806080

約数和(自身を除く): 2746690

約数列:

[1, 2, 5, 10, 31, 62, 71, 139, 142, 155, 278, 310, 355, 695, 710, 1390, 2201, 4309, 4402, 8618, 9869, 11005, 19738, 21545, 22010, 43090, 49345, 98690, 305939, 611878, 1529695, 3059390]

約数ペア:

[(1, 3059390), (2, 1529695), (5, 611878), (10, 305939), (31, 98690), (62, 49345), (71, 43090), (139, 22010), (142, 21545), (155, 19738), (278, 11005), (310, 9869), (355, 8618), (695, 4402), (710, 4309), (1390, 2201)]