340735980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{436841}}^1$

素因数の和:436866

約数の個数: 48

約数和(自身を含む): 1027452384

約数和(自身を除く): 686716404

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 436841, 873682, 1310523, 1747364, 2184205, 2621046, 4368410, 5242092, 5678933, 6552615, 8736820, 11357866, 13105230, 17036799, 22715732, 26210460, 28394665, 34073598, 56789330, 68147196, 85183995, 113578660, 170367990, 340735980]

約数ペア:

[(1, 340735980), (2, 170367990), (3, 113578660), (4, 85183995), (5, 68147196), (6, 56789330), (10, 34073598), (12, 28394665), (13, 26210460), (15, 22715732), (20, 17036799), (26, 13105230), (30, 11357866), (39, 8736820), (52, 6552615), (60, 5678933), (65, 5242092), (78, 4368410), (130, 2621046), (156, 2184205), (195, 1747364), (260, 1310523), (390, 873682), (780, 436841)]