1270020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{347}}^1$

素因数の和:420

約数の個数: 48

約数和(自身を含む): 3624768

約数和(自身を除く): 2354748

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 244, 305, 347, 366, 610, 694, 732, 915, 1041, 1220, 1388, 1735, 1830, 2082, 3470, 3660, 4164, 5205, 6940, 10410, 20820, 21167, 42334, 63501, 84668, 105835, 127002, 211670, 254004, 317505, 423340, 635010, 1270020]

約数ペア:

[(1, 1270020), (2, 635010), (3, 423340), (4, 317505), (5, 254004), (6, 211670), (10, 127002), (12, 105835), (15, 84668), (20, 63501), (30, 42334), (60, 21167), (61, 20820), (122, 10410), (183, 6940), (244, 5205), (305, 4164), (347, 3660), (366, 3470), (610, 2082), (694, 1830), (732, 1735), (915, 1388), (1041, 1220)]