491569138340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{22364383}}^1$

素因数の和:22364556

約数の個数: 48

約数和(自身を含む): 1187280417792

約数和(自身を除く): 695711279452

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 157, 314, 628, 785, 1099, 1570, 2198, 3140, 4396, 5495, 10990, 21980, 22364383, 44728766, 89457532, 111821915, 156550681, 223643830, 313101362, 447287660, 626202724, 782753405, 1565506810, 3131013620, 3511208131, 7022416262, 14044832524, 17556040655, 24578456917, 35112081310, 49156913834, 70224162620, 98313827668, 122892284585, 245784569170, 491569138340]

約数ペア:

[(1, 491569138340), (2, 245784569170), (4, 122892284585), (5, 98313827668), (7, 70224162620), (10, 49156913834), (14, 35112081310), (20, 24578456917), (28, 17556040655), (35, 14044832524), (70, 7022416262), (140, 3511208131), (157, 3131013620), (314, 1565506810), (628, 782753405), (785, 626202724), (1099, 447287660), (1570, 313101362), (2198, 223643830), (3140, 156550681), (4396, 111821915), (5495, 89457532), (10990, 44728766), (21980, 22364383)]