16814980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{9239}}^1$

素因数の和:9268

約数の個数: 48

約数和(自身を含む): 43464960

約数和(自身を除く): 26649980

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 9239, 18478, 36956, 46195, 64673, 92390, 120107, 129346, 184780, 240214, 258692, 323365, 480428, 600535, 646730, 840749, 1201070, 1293460, 1681498, 2402140, 3362996, 4203745, 8407490, 16814980]

約数ペア:

[(1, 16814980), (2, 8407490), (4, 4203745), (5, 3362996), (7, 2402140), (10, 1681498), (13, 1293460), (14, 1201070), (20, 840749), (26, 646730), (28, 600535), (35, 480428), (52, 323365), (65, 258692), (70, 240214), (91, 184780), (130, 129346), (140, 120107), (182, 92390), (260, 64673), (364, 46195), (455, 36956), (910, 18478), (1820, 9239)]