40523990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{7603}}^1$

素因数の和:7664

約数の個数: 32

約数和(自身を含む): 80480736

約数和(自身を除く): 39956746

約数列:

[1, 2, 5, 10, 13, 26, 41, 65, 82, 130, 205, 410, 533, 1066, 2665, 5330, 7603, 15206, 38015, 76030, 98839, 197678, 311723, 494195, 623446, 988390, 1558615, 3117230, 4052399, 8104798, 20261995, 40523990]

約数ペア:

[(1, 40523990), (2, 20261995), (5, 8104798), (10, 4052399), (13, 3117230), (26, 1558615), (41, 988390), (65, 623446), (82, 494195), (130, 311723), (205, 197678), (410, 98839), (533, 76030), (1066, 38015), (2665, 15206), (5330, 7603)]