20687522430

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{172009}}^1$

素因数の和:172249

約数の個数: 64

約数和(自身を含む): 52511212800

約数和(自身を除く): 31823690370

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 190, 211, 285, 422, 570, 633, 1055, 1266, 2110, 3165, 4009, 6330, 8018, 12027, 20045, 24054, 40090, 60135, 120270, 172009, 344018, 516027, 860045, 1032054, 1720090, 2580135, 3268171, 5160270, 6536342, 9804513, 16340855, 19609026, 32681710, 36293899, 49022565, 72587798, 98045130, 108881697, 181469495, 217763394, 362938990, 544408485, 689584081, 1088816970, 1379168162, 2068752243, 3447920405, 4137504486, 6895840810, 10343761215, 20687522430]

約数ペア:

[(1, 20687522430), (2, 10343761215), (3, 6895840810), (5, 4137504486), (6, 3447920405), (10, 2068752243), (15, 1379168162), (19, 1088816970), (30, 689584081), (38, 544408485), (57, 362938990), (95, 217763394), (114, 181469495), (190, 108881697), (211, 98045130), (285, 72587798), (422, 49022565), (570, 36293899), (633, 32681710), (1055, 19609026), (1266, 16340855), (2110, 9804513), (3165, 6536342), (4009, 5160270), (6330, 3268171), (8018, 2580135), (12027, 1720090), (20045, 1032054), (24054, 860045), (40090, 516027), (60135, 344018), (120270, 172009)]