1720402572

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{5189}}^1\times {\mathrm{3947}}^1$

素因数の和:9150

約数の個数: 48

約数和(自身を含む): 4589786880

約数和(自身を除く): 2869384308

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 3947, 5189, 7894, 10378, 11841, 15567, 15788, 20756, 23682, 27629, 31134, 36323, 47364, 55258, 62268, 72646, 82887, 108969, 110516, 145292, 165774, 217938, 331548, 435876, 20480983, 40961966, 61442949, 81923932, 122885898, 143366881, 245771796, 286733762, 430100643, 573467524, 860201286, 1720402572]

約数ペア:

[(1, 1720402572), (2, 860201286), (3, 573467524), (4, 430100643), (6, 286733762), (7, 245771796), (12, 143366881), (14, 122885898), (21, 81923932), (28, 61442949), (42, 40961966), (84, 20480983), (3947, 435876), (5189, 331548), (7894, 217938), (10378, 165774), (11841, 145292), (15567, 110516), (15788, 108969), (20756, 82887), (23682, 72646), (27629, 62268), (31134, 55258), (36323, 47364)]