1905030

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{347}}^1$

素因数の和:421

約数の個数: 48

約数和(自身を含む): 5048784

約数和(自身を除く): 3143754

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 61, 90, 122, 183, 305, 347, 366, 549, 610, 694, 915, 1041, 1098, 1735, 1830, 2082, 2745, 3123, 3470, 5205, 5490, 6246, 10410, 15615, 21167, 31230, 42334, 63501, 105835, 127002, 190503, 211670, 317505, 381006, 635010, 952515, 1905030]

約数ペア:

[(1, 1905030), (2, 952515), (3, 635010), (5, 381006), (6, 317505), (9, 211670), (10, 190503), (15, 127002), (18, 105835), (30, 63501), (45, 42334), (61, 31230), (90, 21167), (122, 15615), (183, 10410), (305, 6246), (347, 5490), (366, 5205), (549, 3470), (610, 3123), (694, 2745), (915, 2082), (1041, 1830), (1098, 1735)]