1377277780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{41761}}^1$

素因数の和:41884

約数の個数: 48

約数和(自身を含む): 3094063056

約数和(自身を除く): 1716785276

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 97, 170, 194, 340, 388, 485, 970, 1649, 1940, 3298, 6596, 8245, 16490, 32980, 41761, 83522, 167044, 208805, 417610, 709937, 835220, 1419874, 2839748, 3549685, 4050817, 7099370, 8101634, 14198740, 16203268, 20254085, 40508170, 68863889, 81016340, 137727778, 275455556, 344319445, 688638890, 1377277780]

約数ペア:

[(1, 1377277780), (2, 688638890), (4, 344319445), (5, 275455556), (10, 137727778), (17, 81016340), (20, 68863889), (34, 40508170), (68, 20254085), (85, 16203268), (97, 14198740), (170, 8101634), (194, 7099370), (340, 4050817), (388, 3549685), (485, 2839748), (970, 1419874), (1649, 835220), (1940, 709937), (3298, 417610), (6596, 208805), (8245, 167044), (16490, 83522), (32980, 41761)]