13959140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1013}}^1$

素因数の和:1088

約数の個数: 48

約数和(自身を含む): 32196528

約数和(自身を除く): 18237388

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 53, 65, 106, 130, 212, 260, 265, 530, 689, 1013, 1060, 1378, 2026, 2756, 3445, 4052, 5065, 6890, 10130, 13169, 13780, 20260, 26338, 52676, 53689, 65845, 107378, 131690, 214756, 263380, 268445, 536890, 697957, 1073780, 1395914, 2791828, 3489785, 6979570, 13959140]

約数ペア:

[(1, 13959140), (2, 6979570), (4, 3489785), (5, 2791828), (10, 1395914), (13, 1073780), (20, 697957), (26, 536890), (52, 268445), (53, 263380), (65, 214756), (106, 131690), (130, 107378), (212, 65845), (260, 53689), (265, 52676), (530, 26338), (689, 20260), (1013, 13780), (1060, 13169), (1378, 10130), (2026, 6890), (2756, 5065), (3445, 4052)]