8960555990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{397}}^1\times {\mathrm{563}}^1$

素因数の和:1197

約数の個数: 64

約数和(自身を含む): 17131703040

約数和(自身を除く): 8171147050

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 211, 397, 422, 563, 794, 1055, 1126, 1985, 2110, 2815, 3970, 4009, 5630, 7543, 8018, 10697, 15086, 20045, 21394, 37715, 40090, 53485, 75430, 83767, 106970, 118793, 167534, 223511, 237586, 418835, 447022, 593965, 837670, 1117555, 1187930, 1591573, 2235110, 2257067, 3183146, 4246709, 4514134, 7957865, 8493418, 11285335, 15915730, 21233545, 22570670, 42467090, 47160821, 94321642, 235804105, 471608210, 896055599, 1792111198, 4480277995, 8960555990]

約数ペア:

[(1, 8960555990), (2, 4480277995), (5, 1792111198), (10, 896055599), (19, 471608210), (38, 235804105), (95, 94321642), (190, 47160821), (211, 42467090), (397, 22570670), (422, 21233545), (563, 15915730), (794, 11285335), (1055, 8493418), (1126, 7957865), (1985, 4514134), (2110, 4246709), (2815, 3183146), (3970, 2257067), (4009, 2235110), (5630, 1591573), (7543, 1187930), (8018, 1117555), (10697, 837670), (15086, 593965), (20045, 447022), (21394, 418835), (37715, 237586), (40090, 223511), (53485, 167534), (75430, 118793), (83767, 106970)]