11872520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^3\times {\mathrm{223}}^1$

素因数の和:267

約数の個数: 64

約数和(自身を含む): 29514240

約数和(自身を除く): 17641720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 223, 242, 440, 446, 484, 605, 892, 968, 1115, 1210, 1331, 1784, 2230, 2420, 2453, 2662, 4460, 4840, 4906, 5324, 6655, 8920, 9812, 10648, 12265, 13310, 19624, 24530, 26620, 26983, 49060, 53240, 53966, 98120, 107932, 134915, 215864, 269830, 296813, 539660, 593626, 1079320, 1187252, 1484065, 2374504, 2968130, 5936260, 11872520]

約数ペア:

[(1, 11872520), (2, 5936260), (4, 2968130), (5, 2374504), (8, 1484065), (10, 1187252), (11, 1079320), (20, 593626), (22, 539660), (40, 296813), (44, 269830), (55, 215864), (88, 134915), (110, 107932), (121, 98120), (220, 53966), (223, 53240), (242, 49060), (440, 26983), (446, 26620), (484, 24530), (605, 19624), (892, 13310), (968, 12265), (1115, 10648), (1210, 9812), (1331, 8920), (1784, 6655), (2230, 5324), (2420, 4906), (2453, 4840), (2662, 4460)]