7454980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{541}}^1$

素因数の和:616

約数の個数: 48

約数和(自身を含む): 17209584

約数和(自身を除く): 9754604

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 53, 65, 106, 130, 212, 260, 265, 530, 541, 689, 1060, 1082, 1378, 2164, 2705, 2756, 3445, 5410, 6890, 7033, 10820, 13780, 14066, 28132, 28673, 35165, 57346, 70330, 114692, 140660, 143365, 286730, 372749, 573460, 745498, 1490996, 1863745, 3727490, 7454980]

約数ペア:

[(1, 7454980), (2, 3727490), (4, 1863745), (5, 1490996), (10, 745498), (13, 573460), (20, 372749), (26, 286730), (52, 143365), (53, 140660), (65, 114692), (106, 70330), (130, 57346), (212, 35165), (260, 28673), (265, 28132), (530, 14066), (541, 13780), (689, 10820), (1060, 7033), (1082, 6890), (1378, 5410), (2164, 3445), (2705, 2756)]