40356380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1741}}^1$

素因数の和:1830

約数の個数: 48

約数和(自身を含む): 90723360

約数和(自身を除く): 50366980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 61, 76, 95, 122, 190, 244, 305, 380, 610, 1159, 1220, 1741, 2318, 3482, 4636, 5795, 6964, 8705, 11590, 17410, 23180, 33079, 34820, 66158, 106201, 132316, 165395, 212402, 330790, 424804, 531005, 661580, 1062010, 2017819, 2124020, 4035638, 8071276, 10089095, 20178190, 40356380]

約数ペア:

[(1, 40356380), (2, 20178190), (4, 10089095), (5, 8071276), (10, 4035638), (19, 2124020), (20, 2017819), (38, 1062010), (61, 661580), (76, 531005), (95, 424804), (122, 330790), (190, 212402), (244, 165395), (305, 132316), (380, 106201), (610, 66158), (1159, 34820), (1220, 33079), (1741, 23180), (2318, 17410), (3482, 11590), (4636, 8705), (5795, 6964)]