39550970

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1$

素因数の和:219

約数の個数: 64

約数和(自身を含む): 79073280

約数和(自身を除く): 39522310

約数列:

[1, 2, 5, 10, 19, 38, 43, 47, 86, 94, 95, 103, 190, 206, 215, 235, 430, 470, 515, 817, 893, 1030, 1634, 1786, 1957, 2021, 3914, 4042, 4085, 4429, 4465, 4841, 8170, 8858, 8930, 9682, 9785, 10105, 19570, 20210, 22145, 24205, 38399, 44290, 48410, 76798, 84151, 91979, 168302, 183958, 191995, 208163, 383990, 416326, 420755, 459895, 841510, 919790, 1040815, 2081630, 3955097, 7910194, 19775485, 39550970]

約数ペア:

[(1, 39550970), (2, 19775485), (5, 7910194), (10, 3955097), (19, 2081630), (38, 1040815), (43, 919790), (47, 841510), (86, 459895), (94, 420755), (95, 416326), (103, 383990), (190, 208163), (206, 191995), (215, 183958), (235, 168302), (430, 91979), (470, 84151), (515, 76798), (817, 48410), (893, 44290), (1030, 38399), (1634, 24205), (1786, 22145), (1957, 20210), (2021, 19570), (3914, 10105), (4042, 9785), (4085, 9682), (4429, 8930), (4465, 8858), (4841, 8170)]