4121780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{191}}^1$

素因数の和:296

約数の個数: 48

約数和(自身を含む): 9483264

約数和(自身を除く): 5361484

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 83, 130, 166, 191, 260, 332, 382, 415, 764, 830, 955, 1079, 1660, 1910, 2158, 2483, 3820, 4316, 4966, 5395, 9932, 10790, 12415, 15853, 21580, 24830, 31706, 49660, 63412, 79265, 158530, 206089, 317060, 412178, 824356, 1030445, 2060890, 4121780]

約数ペア:

[(1, 4121780), (2, 2060890), (4, 1030445), (5, 824356), (10, 412178), (13, 317060), (20, 206089), (26, 158530), (52, 79265), (65, 63412), (83, 49660), (130, 31706), (166, 24830), (191, 21580), (260, 15853), (332, 12415), (382, 10790), (415, 9932), (764, 5395), (830, 4966), (955, 4316), (1079, 3820), (1660, 2483), (1910, 2158)]