3840390

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{601}}^1$

素因数の和:685

約数の個数: 48

約数和(自身を含む): 10142496

約数和(自身を除く): 6302106

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 71, 90, 142, 213, 355, 426, 601, 639, 710, 1065, 1202, 1278, 1803, 2130, 3005, 3195, 3606, 5409, 6010, 6390, 9015, 10818, 18030, 27045, 42671, 54090, 85342, 128013, 213355, 256026, 384039, 426710, 640065, 768078, 1280130, 1920195, 3840390]

約数ペア:

[(1, 3840390), (2, 1920195), (3, 1280130), (5, 768078), (6, 640065), (9, 426710), (10, 384039), (15, 256026), (18, 213355), (30, 128013), (45, 85342), (71, 54090), (90, 42671), (142, 27045), (213, 18030), (355, 10818), (426, 9015), (601, 6390), (639, 6010), (710, 5409), (1065, 3606), (1202, 3195), (1278, 3005), (1803, 2130)]