1680984

素因数分解:

$2^3\times 3^2\times {\mathrm{37}}^1\times {\mathrm{631}}^1$

素因数の和:680

約数の個数: 48

約数和(自身を含む): 4683120

約数和(自身を除く): 3002136

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 37, 72, 74, 111, 148, 222, 296, 333, 444, 631, 666, 888, 1262, 1332, 1893, 2524, 2664, 3786, 5048, 5679, 7572, 11358, 15144, 22716, 23347, 45432, 46694, 70041, 93388, 140082, 186776, 210123, 280164, 420246, 560328, 840492, 1680984]

約数ペア:

[(1, 1680984), (2, 840492), (3, 560328), (4, 420246), (6, 280164), (8, 210123), (9, 186776), (12, 140082), (18, 93388), (24, 70041), (36, 46694), (37, 45432), (72, 23347), (74, 22716), (111, 15144), (148, 11358), (222, 7572), (296, 5679), (333, 5048), (444, 3786), (631, 2664), (666, 2524), (888, 1893), (1262, 1332)]