1920422010

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{37589}}^1$

素因数の和:37743

約数の個数: 64

約数和(自身を含む): 5001575040

約数和(自身を除く): 3081153030

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 131, 195, 262, 390, 393, 655, 786, 1310, 1703, 1965, 3406, 3930, 5109, 8515, 10218, 17030, 25545, 37589, 51090, 75178, 112767, 187945, 225534, 375890, 488657, 563835, 977314, 1127670, 1465971, 2443285, 2931942, 4886570, 4924159, 7329855, 9848318, 14659710, 14772477, 24620795, 29544954, 49241590, 64014067, 73862385, 128028134, 147724770, 192042201, 320070335, 384084402, 640140670, 960211005, 1920422010]

約数ペア:

[(1, 1920422010), (2, 960211005), (3, 640140670), (5, 384084402), (6, 320070335), (10, 192042201), (13, 147724770), (15, 128028134), (26, 73862385), (30, 64014067), (39, 49241590), (65, 29544954), (78, 24620795), (130, 14772477), (131, 14659710), (195, 9848318), (262, 7329855), (390, 4924159), (393, 4886570), (655, 2931942), (786, 2443285), (1310, 1465971), (1703, 1127670), (1965, 977314), (3406, 563835), (3930, 488657), (5109, 375890), (8515, 225534), (10218, 187945), (17030, 112767), (25545, 75178), (37589, 51090)]