220617650

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{4507}}^1$

素因数の和:4619

約数の個数: 48

約数和(自身を含む): 452783520

約数和(自身を除く): 232165870

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 89, 110, 178, 275, 445, 550, 890, 979, 1958, 2225, 4450, 4507, 4895, 9014, 9790, 22535, 24475, 45070, 48950, 49577, 99154, 112675, 225350, 247885, 401123, 495770, 802246, 1239425, 2005615, 2478850, 4011230, 4412353, 8824706, 10028075, 20056150, 22061765, 44123530, 110308825, 220617650]

約数ペア:

[(1, 220617650), (2, 110308825), (5, 44123530), (10, 22061765), (11, 20056150), (22, 10028075), (25, 8824706), (50, 4412353), (55, 4011230), (89, 2478850), (110, 2005615), (178, 1239425), (275, 802246), (445, 495770), (550, 401123), (890, 247885), (979, 225350), (1958, 112675), (2225, 99154), (4450, 49577), (4507, 48950), (4895, 45070), (9014, 24475), (9790, 22535)]