1356246220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{509867}}^1$

素因数の和:509902

約数の個数: 48

約数和(自身を含む): 3426312960

約数和(自身を除く): 2070066740

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 509867, 1019734, 2039468, 2549335, 3569069, 5098670, 7138138, 9687473, 10197340, 14276276, 17845345, 19374946, 35690690, 38749892, 48437365, 67812311, 71381380, 96874730, 135624622, 193749460, 271249244, 339061555, 678123110, 1356246220]

約数ペア:

[(1, 1356246220), (2, 678123110), (4, 339061555), (5, 271249244), (7, 193749460), (10, 135624622), (14, 96874730), (19, 71381380), (20, 67812311), (28, 48437365), (35, 38749892), (38, 35690690), (70, 19374946), (76, 17845345), (95, 14276276), (133, 10197340), (140, 9687473), (190, 7138138), (266, 5098670), (380, 3569069), (532, 2549335), (665, 2039468), (1330, 1019734), (2660, 509867)]