10002780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{911}}^1$

素因数の和:987

約数の個数: 72

約数和(自身を含む): 30873024

約数和(自身を除く): 20870244

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 180, 183, 244, 305, 366, 549, 610, 732, 911, 915, 1098, 1220, 1822, 1830, 2196, 2733, 2745, 3644, 3660, 4555, 5466, 5490, 8199, 9110, 10932, 10980, 13665, 16398, 18220, 27330, 32796, 40995, 54660, 55571, 81990, 111142, 163980, 166713, 222284, 277855, 333426, 500139, 555710, 666852, 833565, 1000278, 1111420, 1667130, 2000556, 2500695, 3334260, 5001390, 10002780]

約数ペア:

[(1, 10002780), (2, 5001390), (3, 3334260), (4, 2500695), (5, 2000556), (6, 1667130), (9, 1111420), (10, 1000278), (12, 833565), (15, 666852), (18, 555710), (20, 500139), (30, 333426), (36, 277855), (45, 222284), (60, 166713), (61, 163980), (90, 111142), (122, 81990), (180, 55571), (183, 54660), (244, 40995), (305, 32796), (366, 27330), (549, 18220), (610, 16398), (732, 13665), (911, 10980), (915, 10932), (1098, 9110), (1220, 8199), (1822, 5490), (1830, 5466), (2196, 4555), (2733, 3660), (2745, 3644)]