22188560

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1$

素因数の和:456

約数の個数: 80

約数和(自身を含む): 55710720

約数和(自身を除く): 33522160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 31, 40, 46, 62, 80, 92, 115, 124, 155, 184, 230, 248, 310, 368, 389, 460, 496, 620, 713, 778, 920, 1240, 1426, 1556, 1840, 1945, 2480, 2852, 3112, 3565, 3890, 5704, 6224, 7130, 7780, 8947, 11408, 12059, 14260, 15560, 17894, 24118, 28520, 31120, 35788, 44735, 48236, 57040, 60295, 71576, 89470, 96472, 120590, 143152, 178940, 192944, 241180, 277357, 357880, 482360, 554714, 715760, 964720, 1109428, 1386785, 2218856, 2773570, 4437712, 5547140, 11094280, 22188560]

約数ペア:

[(1, 22188560), (2, 11094280), (4, 5547140), (5, 4437712), (8, 2773570), (10, 2218856), (16, 1386785), (20, 1109428), (23, 964720), (31, 715760), (40, 554714), (46, 482360), (62, 357880), (80, 277357), (92, 241180), (115, 192944), (124, 178940), (155, 143152), (184, 120590), (230, 96472), (248, 89470), (310, 71576), (368, 60295), (389, 57040), (460, 48236), (496, 44735), (620, 35788), (713, 31120), (778, 28520), (920, 24118), (1240, 17894), (1426, 15560), (1556, 14260), (1840, 12059), (1945, 11408), (2480, 8947), (2852, 7780), (3112, 7130), (3565, 6224), (3890, 5704)]