22275220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^2$

素因数の和:185

約数の個数: 72

約数和(自身を含む): 54462240

約数和(自身を除く): 32187020

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 73, 76, 95, 110, 146, 190, 209, 220, 292, 365, 380, 418, 730, 803, 836, 1045, 1387, 1460, 1606, 2090, 2774, 3212, 4015, 4180, 5329, 5548, 6935, 8030, 10658, 13870, 15257, 16060, 21316, 26645, 27740, 30514, 53290, 58619, 61028, 76285, 101251, 106580, 117238, 152570, 202502, 234476, 293095, 305140, 405004, 506255, 586190, 1012510, 1113761, 1172380, 2025020, 2227522, 4455044, 5568805, 11137610, 22275220]

約数ペア:

[(1, 22275220), (2, 11137610), (4, 5568805), (5, 4455044), (10, 2227522), (11, 2025020), (19, 1172380), (20, 1113761), (22, 1012510), (38, 586190), (44, 506255), (55, 405004), (73, 305140), (76, 293095), (95, 234476), (110, 202502), (146, 152570), (190, 117238), (209, 106580), (220, 101251), (292, 76285), (365, 61028), (380, 58619), (418, 53290), (730, 30514), (803, 27740), (836, 26645), (1045, 21316), (1387, 16060), (1460, 15257), (1606, 13870), (2090, 10658), (2774, 8030), (3212, 6935), (4015, 5548), (4180, 5329)]