28680890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{13217}}^1$

素因数の和:13262

約数の個数: 32

約数和(自身を含む): 60908544

約数和(自身を除く): 32227654

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 310, 434, 1085, 2170, 13217, 26434, 66085, 92519, 132170, 185038, 409727, 462595, 819454, 925190, 2048635, 2868089, 4097270, 5736178, 14340445, 28680890]

約数ペア:

[(1, 28680890), (2, 14340445), (5, 5736178), (7, 4097270), (10, 2868089), (14, 2048635), (31, 925190), (35, 819454), (62, 462595), (70, 409727), (155, 185038), (217, 132170), (310, 92519), (434, 66085), (1085, 26434), (2170, 13217)]