20341683930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1\times {\mathrm{65519}}^1$

素因数の和:65739

約数の個数: 64

約数和(自身を含む): 49816166400

約数和(自身を除く): 29474482470

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 79, 131, 158, 237, 262, 393, 395, 474, 655, 786, 790, 1185, 1310, 1965, 2370, 3930, 10349, 20698, 31047, 51745, 62094, 65519, 103490, 131038, 155235, 196557, 310470, 327595, 393114, 655190, 982785, 1965570, 5176001, 8582989, 10352002, 15528003, 17165978, 25748967, 25880005, 31056006, 42914945, 51497934, 51760010, 77640015, 85829890, 128744835, 155280030, 257489670, 678056131, 1356112262, 2034168393, 3390280655, 4068336786, 6780561310, 10170841965, 20341683930]

約数ペア:

[(1, 20341683930), (2, 10170841965), (3, 6780561310), (5, 4068336786), (6, 3390280655), (10, 2034168393), (15, 1356112262), (30, 678056131), (79, 257489670), (131, 155280030), (158, 128744835), (237, 85829890), (262, 77640015), (393, 51760010), (395, 51497934), (474, 42914945), (655, 31056006), (786, 25880005), (790, 25748967), (1185, 17165978), (1310, 15528003), (1965, 10352002), (2370, 8582989), (3930, 5176001), (10349, 1965570), (20698, 982785), (31047, 655190), (51745, 393114), (62094, 327595), (65519, 310470), (103490, 196557), (131038, 155235)]