40697810

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:255

約数の個数: 64

約数和(自身を含む): 82252800

約数和(自身を除く): 41554990

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 67, 95, 115, 134, 139, 190, 230, 278, 335, 437, 670, 695, 874, 1273, 1390, 1541, 2185, 2546, 2641, 3082, 3197, 4370, 5282, 6365, 6394, 7705, 9313, 12730, 13205, 15410, 15985, 18626, 26410, 29279, 31970, 46565, 58558, 60743, 93130, 121486, 146395, 176947, 214199, 292790, 303715, 353894, 428398, 607430, 884735, 1070995, 1769470, 2141990, 4069781, 8139562, 20348905, 40697810]

約数ペア:

[(1, 40697810), (2, 20348905), (5, 8139562), (10, 4069781), (19, 2141990), (23, 1769470), (38, 1070995), (46, 884735), (67, 607430), (95, 428398), (115, 353894), (134, 303715), (139, 292790), (190, 214199), (230, 176947), (278, 146395), (335, 121486), (437, 93130), (670, 60743), (695, 58558), (874, 46565), (1273, 31970), (1390, 29279), (1541, 26410), (2185, 18626), (2546, 15985), (2641, 15410), (3082, 13205), (3197, 12730), (4370, 9313), (5282, 7705), (6365, 6394)]