201946420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{4651}}^1$

素因数の和:4840

約数の個数: 48

約数和(自身を含む): 459543168

約数和(自身を除く): 257596748

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 167, 260, 334, 668, 835, 1670, 2171, 3340, 4342, 4651, 8684, 9302, 10855, 18604, 21710, 23255, 43420, 46510, 60463, 93020, 120926, 241852, 302315, 604630, 776717, 1209260, 1553434, 3106868, 3883585, 7767170, 10097321, 15534340, 20194642, 40389284, 50486605, 100973210, 201946420]

約数ペア:

[(1, 201946420), (2, 100973210), (4, 50486605), (5, 40389284), (10, 20194642), (13, 15534340), (20, 10097321), (26, 7767170), (52, 3883585), (65, 3106868), (130, 1553434), (167, 1209260), (260, 776717), (334, 604630), (668, 302315), (835, 241852), (1670, 120926), (2171, 93020), (3340, 60463), (4342, 46510), (4651, 43420), (8684, 23255), (9302, 21710), (10855, 18604)]