19952910

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:202

約数の個数: 96

約数和(自身を含む): 54587520

約数和(自身を除く): 34634610

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 47, 53, 89, 90, 94, 106, 141, 159, 178, 235, 265, 267, 282, 318, 423, 445, 470, 477, 530, 534, 705, 795, 801, 846, 890, 954, 1335, 1410, 1590, 1602, 2115, 2385, 2491, 2670, 4005, 4183, 4230, 4717, 4770, 4982, 7473, 8010, 8366, 9434, 12455, 12549, 14151, 14946, 20915, 22419, 23585, 24910, 25098, 28302, 37365, 37647, 41830, 42453, 44838, 47170, 62745, 70755, 74730, 75294, 84906, 112095, 125490, 141510, 188235, 212265, 221699, 224190, 376470, 424530, 443398, 665097, 1108495, 1330194, 1995291, 2216990, 3325485, 3990582, 6650970, 9976455, 19952910]

約数ペア:

[(1, 19952910), (2, 9976455), (3, 6650970), (5, 3990582), (6, 3325485), (9, 2216990), (10, 1995291), (15, 1330194), (18, 1108495), (30, 665097), (45, 443398), (47, 424530), (53, 376470), (89, 224190), (90, 221699), (94, 212265), (106, 188235), (141, 141510), (159, 125490), (178, 112095), (235, 84906), (265, 75294), (267, 74730), (282, 70755), (318, 62745), (423, 47170), (445, 44838), (470, 42453), (477, 41830), (530, 37647), (534, 37365), (705, 28302), (795, 25098), (801, 24910), (846, 23585), (890, 22419), (954, 20915), (1335, 14946), (1410, 14151), (1590, 12549), (1602, 12455), (2115, 9434), (2385, 8366), (2491, 8010), (2670, 7473), (4005, 4982), (4183, 4770), (4230, 4717)]