194073980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{3253}}^1$

素因数の和:3438

約数の個数: 48

約数和(自身を含む): 431870880

約数和(自身を除く): 237796900

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 157, 190, 314, 380, 628, 785, 1570, 2983, 3140, 3253, 5966, 6506, 11932, 13012, 14915, 16265, 29830, 32530, 59660, 61807, 65060, 123614, 247228, 309035, 510721, 618070, 1021442, 1236140, 2042884, 2553605, 5107210, 9703699, 10214420, 19407398, 38814796, 48518495, 97036990, 194073980]

約数ペア:

[(1, 194073980), (2, 97036990), (4, 48518495), (5, 38814796), (10, 19407398), (19, 10214420), (20, 9703699), (38, 5107210), (76, 2553605), (95, 2042884), (157, 1236140), (190, 1021442), (314, 618070), (380, 510721), (628, 309035), (785, 247228), (1570, 123614), (2983, 65060), (3140, 61807), (3253, 59660), (5966, 32530), (6506, 29830), (11932, 16265), (13012, 14915)]