22140560

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{349}}^1$

素因数の和:436

約数の個数: 80

約数和(自身を含む): 56506800

約数和(自身を除く): 34366240

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 61, 65, 80, 104, 122, 130, 208, 244, 260, 305, 349, 488, 520, 610, 698, 793, 976, 1040, 1220, 1396, 1586, 1745, 2440, 2792, 3172, 3490, 3965, 4537, 4880, 5584, 6344, 6980, 7930, 9074, 12688, 13960, 15860, 18148, 21289, 22685, 27920, 31720, 36296, 42578, 45370, 63440, 72592, 85156, 90740, 106445, 170312, 181480, 212890, 276757, 340624, 362960, 425780, 553514, 851560, 1107028, 1383785, 1703120, 2214056, 2767570, 4428112, 5535140, 11070280, 22140560]

約数ペア:

[(1, 22140560), (2, 11070280), (4, 5535140), (5, 4428112), (8, 2767570), (10, 2214056), (13, 1703120), (16, 1383785), (20, 1107028), (26, 851560), (40, 553514), (52, 425780), (61, 362960), (65, 340624), (80, 276757), (104, 212890), (122, 181480), (130, 170312), (208, 106445), (244, 90740), (260, 85156), (305, 72592), (349, 63440), (488, 45370), (520, 42578), (610, 36296), (698, 31720), (793, 27920), (976, 22685), (1040, 21289), (1220, 18148), (1396, 15860), (1586, 13960), (1745, 12688), (2440, 9074), (2792, 7930), (3172, 6980), (3490, 6344), (3965, 5584), (4537, 4880)]