124801420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{557}}^1\times {\mathrm{659}}^1$

素因数の和:1242

約数の個数: 48

約数和(自身を含む): 278419680

約数和(自身を除く): 153618260

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 557, 659, 1114, 1318, 2228, 2636, 2785, 3295, 5570, 6590, 9469, 11140, 11203, 13180, 18938, 22406, 37876, 44812, 47345, 56015, 94690, 112030, 189380, 224060, 367063, 734126, 1468252, 1835315, 3670630, 6240071, 7341260, 12480142, 24960284, 31200355, 62400710, 124801420]

約数ペア:

[(1, 124801420), (2, 62400710), (4, 31200355), (5, 24960284), (10, 12480142), (17, 7341260), (20, 6240071), (34, 3670630), (68, 1835315), (85, 1468252), (170, 734126), (340, 367063), (557, 224060), (659, 189380), (1114, 112030), (1318, 94690), (2228, 56015), (2636, 47345), (2785, 44812), (3295, 37876), (5570, 22406), (6590, 18938), (9469, 13180), (11140, 11203)]