16437980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3719}}^1$

素因数の和:3758

約数の個数: 48

約数和(自身を含む): 39372480

約数和(自身を除く): 22934500

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 3719, 4420, 7438, 14876, 18595, 37190, 48347, 63223, 74380, 96694, 126446, 193388, 241735, 252892, 316115, 483470, 632230, 821899, 966940, 1264460, 1643798, 3287596, 4109495, 8218990, 16437980]

約数ペア:

[(1, 16437980), (2, 8218990), (4, 4109495), (5, 3287596), (10, 1643798), (13, 1264460), (17, 966940), (20, 821899), (26, 632230), (34, 483470), (52, 316115), (65, 252892), (68, 241735), (85, 193388), (130, 126446), (170, 96694), (221, 74380), (260, 63223), (340, 48347), (442, 37190), (884, 18595), (1105, 14876), (2210, 7438), (3719, 4420)]