378849790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{13613}}^1$

素因数の和:13665

約数の個数: 48

約数和(自身を含む): 782205984

約数和(自身を除く): 403356194

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 121, 230, 242, 253, 506, 605, 1210, 1265, 2530, 2783, 5566, 13613, 13915, 27226, 27830, 68065, 136130, 149743, 299486, 313099, 626198, 748715, 1497430, 1565495, 1647173, 3130990, 3294346, 3444089, 6888178, 8235865, 16471730, 17220445, 34440890, 37884979, 75769958, 189424895, 378849790]

約数ペア:

[(1, 378849790), (2, 189424895), (5, 75769958), (10, 37884979), (11, 34440890), (22, 17220445), (23, 16471730), (46, 8235865), (55, 6888178), (110, 3444089), (115, 3294346), (121, 3130990), (230, 1647173), (242, 1565495), (253, 1497430), (506, 748715), (605, 626198), (1210, 313099), (1265, 299486), (2530, 149743), (2783, 136130), (5566, 68065), (13613, 27830), (13915, 27226)]