6931340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{503}}^1$

素因数の和:578

約数の個数: 48

約数和(自身を含む): 16003008

約数和(自身を除く): 9071668

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 53, 65, 106, 130, 212, 260, 265, 503, 530, 689, 1006, 1060, 1378, 2012, 2515, 2756, 3445, 5030, 6539, 6890, 10060, 13078, 13780, 26156, 26659, 32695, 53318, 65390, 106636, 130780, 133295, 266590, 346567, 533180, 693134, 1386268, 1732835, 3465670, 6931340]

約数ペア:

[(1, 6931340), (2, 3465670), (4, 1732835), (5, 1386268), (10, 693134), (13, 533180), (20, 346567), (26, 266590), (52, 133295), (53, 130780), (65, 106636), (106, 65390), (130, 53318), (212, 32695), (260, 26659), (265, 26156), (503, 13780), (530, 13078), (689, 10060), (1006, 6890), (1060, 6539), (1378, 5030), (2012, 3445), (2515, 2756)]