1928804540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{151}}^1\times {\mathrm{673}}^1$

素因数の和:919

約数の個数: 96

約数和(自身を含む): 4457717376

約数和(自身を除く): 2528912836

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 73, 130, 146, 151, 260, 292, 302, 365, 604, 673, 730, 755, 949, 1346, 1460, 1510, 1898, 1963, 2692, 3020, 3365, 3796, 3926, 4745, 6730, 7852, 8749, 9490, 9815, 11023, 13460, 17498, 18980, 19630, 22046, 34996, 39260, 43745, 44092, 49129, 55115, 87490, 98258, 101623, 110230, 143299, 174980, 196516, 203246, 220460, 245645, 286598, 406492, 491290, 508115, 573196, 638677, 716495, 982580, 1016230, 1277354, 1321099, 1432990, 2032460, 2554708, 2642198, 2865980, 3193385, 5284396, 6386770, 6605495, 7418479, 12773540, 13210990, 14836958, 26421980, 29673916, 37092395, 74184790, 96440227, 148369580, 192880454, 385760908, 482201135, 964402270, 1928804540]

約数ペア:

[(1, 1928804540), (2, 964402270), (4, 482201135), (5, 385760908), (10, 192880454), (13, 148369580), (20, 96440227), (26, 74184790), (52, 37092395), (65, 29673916), (73, 26421980), (130, 14836958), (146, 13210990), (151, 12773540), (260, 7418479), (292, 6605495), (302, 6386770), (365, 5284396), (604, 3193385), (673, 2865980), (730, 2642198), (755, 2554708), (949, 2032460), (1346, 1432990), (1460, 1321099), (1510, 1277354), (1898, 1016230), (1963, 982580), (2692, 716495), (3020, 638677), (3365, 573196), (3796, 508115), (3926, 491290), (4745, 406492), (6730, 286598), (7852, 245645), (8749, 220460), (9490, 203246), (9815, 196516), (11023, 174980), (13460, 143299), (17498, 110230), (18980, 101623), (19630, 98258), (22046, 87490), (34996, 55115), (39260, 49129), (43745, 44092)]